Question

He _____ comfortable with the way _____ his parents spoke to his new girlfriend.
1. will not be / where
2. was not / in which
3. wasn’t / therein
4. is not / when

Answer 1

2). was not / in which
is ryt.
;)
He was not comfortable with the way in which his parents spoke to his girlfriend.

Answer 2

Hello...

he WASN'T comfortable with the way IN WHICH his parents spoke to his new girlfriend