document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1160793>Question 1160793</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Is it B? I want to check my answers.\r<BR>\n" );
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document.write( "Which Vertices have MULTIPLE EDGES?\r<BR>\n" );
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document.write( "A. Vertex A and Vertex E\r<BR>\n" );
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document.write( "B. Both A and B\r<BR>\n" );
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document.write( "C. Vertex A and Vertex D\r<BR>\n" );
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document.write( "D. Vertex B and Vertex C\r<BR>\n" );
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document.write( "The graph for the question and the question itself are in the link here: https://i.imgur.com/EvCiRkQ.png </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #784188 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13200)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=784188\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "Multiple edges (or parallel edges) are two or more edges that directly connect two vertices.<br><BR>\n" );
document.write( "I can't find anywhere, in the little bit of literature I have seen, an example of how the term \"multiple edges\" is used in relation to the vertices.<br><BR>\n" );
document.write( "If, for example, there are two edges connecting vertex A and vertex B, can you say that vertex A has multiple edges? And can you say that vertex B has multiple edges? Or is it necessary to include BOTH vertices in the statement, to say that vertices A AND B have multiple edges?<br><BR>\n" );
document.write( "It would seem to me to be appropriate that saying a single vertex has multiple edges is not correct; in naming vertices that \"have multiple edges\", it should be necessary to name the vertices in pairs.<br><BR>\n" );
document.write( "In the given graph, vertices A and E are directly connected by two different edges.  Those edges are parallel edges, or multiple edges, by definition.  So vertex A and vertex E have multiple edges.<br><BR>\n" );
document.write( "So answer A is correct.<br><BR>\n" );
document.write( "In the given graph, vertices B and C are directly connected by three different edges.  Those edges are parallel edges, or multiple edges, by definition.  So vertex B and vertex C have multiple edges.<br><BR>\n" );
document.write( "So answer D is correct.<br><BR>\n" );
document.write( "If it is correct to say that a single vertex has multiple edges, then vertices A, B, C, and E all do.  And that would make answer B correct -- although incomplete.<br><BR>\n" );
document.write( "So it seems to me that answers A and D are both correct, and answer B is partially correct.<br><BR>\n" );
document.write( "And so, if the question is supposed to have a single correct answer, then I have no idea which it is.<br>\r<BR>\n" );
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