Which sentence is punctuated correctly?

Responses

Before we leave the house, we should make sure the windows are closed.
Before we leave the house, we should make sure the windows are closed.

Julianna and I, ordered the same meal at the restaurant.
Julianna and I, ordered the same meal at the restaurant.

We watched a movie ate popcorn, and fell asleep on the sofa.
We watched a movie ate popcorn, and fell asleep on the sofa.

After the dog goes out you must wipe his feet since the yard is muddy.

Before we leave the house, we should make sure the windows are closed.