var $a=b$;

switch$($a$)\{$

case $1$:

document.write$("$a$")$;

break;

case $2$ :

document.write$("$b$")$;

break;

case $3$:

document.write$("$c$")$;

break;

case $5$:

document.write$("$d$")$;

break;

default:

document.write$("$e$")$;

break;

$\}$

What will be output for above code?

a

d

e

c