Question

A: Where were you yesterday? I coudn't get a hold of you B: It was a busy afternoon. while my mom______ i _____at friend's house for a huge test I have tomorrow. that's why nobody answered the phone.
a) were working, was studying
b)was working, were studying
c)worked, was studying
d)worked, were studying
e) was working, was studying

Answer 1

While my mum was working, I was studying at a friend's house for a huge test I have tomorrow. Alternative E.

Mum/mom = she → was

I → was

Answer 2

Letter E is the correct