A person tries to push a refrigerator across the kitchen. She applies as much force as possible, but she cannot make the refrigerator move.

Which statement BEST describes by the refrigerator does not move?

Responses

The person applies too much force to the refrigerator, and now the forces on the refrigerator are unbalanced.
The person applies too much force to the refrigerator, and now the forces on the refrigerator are unbalanced. - no response given

The person applies too much force to the refrigerator, and now the forces on the refrigerator are balanced.
The person applies too much force to the refrigerator, and now the forces on the refrigerator are balanced. - no response given

The person does not apply enough force to the refrigerator, so the forces are unbalanced.
The person does not apply enough force to the refrigerator, so the forces are unbalanced. - no response given

The person does not apply enough force to the refrigerator, so the forces are still balanced.

The person does not apply enough force to the refrigerator, so the forces are still balanced.