<P>请各位高手帮帮忙</P>
<P>这个assignment很重要占了final 10%  周五要交的 时间不多了！！！  万分感谢阿！！</P>
<P ><o:p><FONT size=3> </FONT></o:p></P>
<P>
<TABLE  cellSpacing=0 cellPadding=0 border=1>

<TR >
<TD  vAlign=top width=80>
<P  align=center><B >Ranking<o:p></o:p></B></P></TD>
<TD  vAlign=top width=136>
<P  align=center><B >Student A<o:p></o:p></B></P></TD>
<TD  vAlign=top width=132>
<P  align=center><B >Student B<o:p></o:p></B></P></TD>
<TD  vAlign=top width=132>
<P  align=center><B >Student C<o:p></o:p></B></P></TD></TR>
<TR >
<TD  vAlign=top width=80>
<P  align=center><B >First<o:p></o:p></B></P></TD>
<TD  vAlign=top width=136>
<P  align=center>$200<o:p></o:p></P></TD>
<TD  vAlign=top width=132>
<P  align=center>$300<o:p></o:p></P></TD>
<TD  vAlign=top width=132>
<P  align=center>$100<o:p></o:p></P></TD></TR>
<TR >
<TD  vAlign=top width=80>
<P  align=center><B >Second<o:p></o:p></B></P></TD>
<TD  vAlign=top width=136>
<P  align=center>$100<o:p></o:p></P></TD>
<TD  vAlign=top width=132>
<P  align=center>$200<o:p></o:p></P></TD>
<TD  vAlign=top width=132>
<P  align=center>$300<o:p></o:p></P></TD></TR>
<TR >
<TD  vAlign=top width=80>
<P  align=center><B >Third<o:p></o:p></B></P></TD>
<TD  vAlign=top width=136>
<P  align=center>$300<o:p></o:p></P></TD>
<TD  vAlign=top width=132>
<P  align=center>$100<o:p></o:p></P></TD>
<TD  vAlign=top width=132>
<P  align=center>$200<o:p></o:p></P></TD></TR></TABLE></P>
<P ><FONT size=3>The  table above shows the preferences of 3 undergraduates A, B, and C for the amount to be spent on their annual Ninth of August party. They have agreed to share the expenses equally and to reach a decision based on a simple majority rule.<o:p></o:p></FONT></P>
<P ><o:p><FONT size=3> </FONT></o:p></P>
<P ><FONT size=3>a. Which student is the median voter? Is his or her preference selected through simple majority voting? Explain. What level of spending will be selected? Illustrate your answer with an appropriate diagram.<o:p></o:p></FONT></P>