What is the output produced by the program below?

#include

#include

using namespace std;

int main$()$

$\{$

string name $=$ "CoMPutER";

for $($int x $=0$; x $<$ name.size$()$; x$++)$

if $($islower$($name $[$x$]))$

name $[$x$]=$ toupper$($name$[$x$])$;

else

if $($isupper$($name$[$x$]))$

if $($x $\%2==0)$

name$[$x$]=$ tolower$($name$[$x$])$;

else

name$[$x$]=$ name$[$x$-1]$;

cout $<<$ name;

return $0$;

$\}$

a$.$

CoMPutEr

b$.$

cOmpUTeR

c$.$

coMMutEE

d$.$

cOmmUTee