What would be output by the following code?$\_\_\_\_\_\_\_$

$$

char c $=\text{'}$y$\text{'}$;

switch$($c$)$

$\{$

$$ case $\text{'}$Y$\text{'}$: case $\text{'}$y$\text{'}$:

$$ cout $<<$ "yes";

$$ break;

$$ case $\text{'}$N$\text{'}$: case $\text{'}$n$\text{'}$:

$$ cout $<<"$no$"$;

$$ break;

$$ default:

$$ cout $<<"??"$;

$\}$

Group of answer choices

yes

no

$??$

yes??

no$??$