Choose the correct answer
while l.......at home,a man knocked the door and asked for help
a.am
b.was
c.was being
d. had been

Question

Choose the correct answer
while l.......at home,a man knocked the door and asked for help  
a.am
b.was
c.was being
d. had been

Answer

This looks like homework. The point of homework is to help you learn.
If you want help, why not help yourself first?
Tell us what you think it should be and why, and we can tell you if you are correct or not.

Answer

The statement should include 'a man knocked on the door'

Answer

I think the answer is "B"