What are the values in the array after execution of the following code?

int a$[4]=\{3,7,6,2\}$;

int i $=2$;

a$[$i$]=$ i $+1$;

a$[$i $+1]=$ a$[$ i $1]$;

a$[1]=5$;

Group of answer choices

$3,5,3,7$

$5,7,3,7$

$5,3,3,6$

$5,7,2,1$