Question

PLS HELP BEING TIMED

Read the sentence.

I had to prove my identity to gain entrance to the building I was required to fill out an impressive number of forms.

What is the best way to revise the sentence?

I had to prove my identity to gain entrance to the building, I was required to fill out an impressive number of forms.
I had to prove my identity to gain entrance to the building; I was required to fill out an impressive number of forms.
I had to prove my identity, to gain entrance to the building I was required to fill out an impressive number of forms.
I had to prove my identity: to gain entrance to the building I was required to fill out an impressive number of forms.

Answer 1

I think it should be:I had to prove my identity, to gain entrance ti the building I was required to fill out an impressive number of forms. note this is just what I think