Choose the underlined part that needs correcting.
1. The phone rang while I had lunch.
A. phone
B. rang
C. while
D. had
2. We were listening to some music when he was arriving.
A. were listening
B. to
C. when
D. was arriving
3. I wasn't going to school yesterday because I visited my grandparents.
A. wasn't going
B. yesterday
C. because
D. visited