Analyze the following code and select the answer that best describes what is happening.

$($char$)(\text{'}$a$\text{'}+$ Math.random$()*(\text{'}$z$\text{'}-\text{'}$a$\text{'}+1))$

$//$ returns a random character that is

between $\text{'}a\text{'}$ and $\text{'}z\text{'}$

between $\text{'}b\text{'}$ and $\text{'}y\text{'}$

between $\text{'}b\text{'}$ and $\text{'}z\text{'}$

between $\text{'}a\text{'}$ and $\text{'}y\text{'}$