Question

I think Olivia will visit our camp A)at a week B) in a week C)on a week D)for a week

Answer 1

I think Olivia will visit our camp IN A WEEK. (B)

Answer 2

I think Olivia will visit our camp for a week

Answer 3

The correct answer is D) for a week.

When you say "Olivia will visit our camp for a week," it means that Olivia will be staying at the camp for a duration of one week. This indicates the length of her visit, specifying that she will be there for the entire week.