Which of the following is a compound sentence?(1 point)

Responses

We saw pandas during our visit to the zoo.
We saw pandas during our visit to the zoo.

To get to the zoo, we took the train and a cab.
To get to the zoo, we took the train and a cab.

It was a beautiful day, so we decided to go to the zoo.
It was a beautiful day, so we decided to go to the zoo.

Before we left, I bought a hat at the gift shop.

To get to the zoo, we took the train and a cab.