document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=386448>Question 386448</A>: <I><SPAN STYLE=\"word-break: break-all;\"> which letter represents a function?\r<BR>\n" );
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document.write( "A.{(2,1),(1,0),(2,3),(-1,-1)}<BR>\n" );
document.write( "B.{(2,1),(1,0),(0,3),(-1,-1)}<BR>\n" );
document.write( "C.{(2,1),(1,0),(1,3),(-1,-1)}<BR>\n" );
document.write( "D.{(2,1),(1,0),(2,3),(-1,-2)}<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #273207 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=273207\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Only B has a unique y value for each x value, which is required of a function. <BR>\n" );
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