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\input color %allows colored answers \def\underline#1{\vbox{\hbox{#1}\vskip 1pt\hrule\vskip-1pt}} \long\def\question#1#2{%question and answer \par\noindent #1 \bigskip \def\vfilll{\vskip0pt plus 1filll} {\color{blue}% #2 }\vfilll \penalty-200 }