Question

You can have ice cream ______ you finish your dinner.

Answer 1

Choose the answer that makes the most sense grammatically.

The following answers are all grammatically incorrect:
but
and
or

"You can have ice cream while you finish your dinner" does not make sense in context, as ice cream is usually reserved for dessert.

The answer is A. when.

Answer 2

Answer:
You can have ice cream when you finish your dinner.
A: when

Hope this helps you! (:
-Hamilton1757