What does mystery$()$ do$?$

void mystery$($ArrayList nums, int target$)\{$

int i;

for$($i $=0$; i $<$ nums.size$()$; $++$i$)\{$

if$($nums$.$get$($i$)==$ target$)\{$

nums.remove$($i$)$;

$\}$

$\}$

$\}$

a$.$

Removes only the first occurrence of target

b$.$

Results in an index out of bounds error

c$.$

Removes every occurence of target

d$.$

Nothing, since the for loop is always skipped