Consider the following method.

publ ic stat ic St r ing rearrange$($St r ing st r$)$

$\{$

St r ing temp $=""$;

for $($ int i $=$ st r $.$ length$()-1$; i $>0$; i $--)$

$\{$

temp $+=$ st r $.$subst r ing$($ i $-1,$ i $)$ ;

$\}$

return temp;

$\}$

What, if anything, is returned by the method call rearrange$("$apple$")?$

$($A$)$ "appl"

$($B$)$ "apple"

$($C$)$ "elppa"

$($D$)$ "lppa"

$($E$)$ Nothing is