Question $4(2\mathrm{.}5$ points$)$

At $f{c}_{\text{L}\text{o}\text{w}\text{p}\text{a}\text{s}\text{s}},$ what is the predicted phase shift of the output relative to input?

Hint check Lec note $7$

$-42\mathrm{.}86$

$-45$

$-5\mathrm{.}7$

$45$