Question

Read the sentence and answer the question.

They ate lunch in the restaurant and then they took their dog for a walk in the park.

Which correctly shows where a comma is needed in the sentence?

A.
They ate lunch in the restaurant and, then they took their dog for a walk in the park.

B.
They ate lunch in the restaurant and then they took their dog, for a walk in the park.

C.
They ate lunch in the restaurant and then they took their dog for a walk, in the park.

D.
They ate lunch in the restaurant, and then they took their dog for a walk in the park.