Which sentence uses correct subject-verb agreement?

My brother always want to cook dinner.
My brother always want to cook dinner.

The cat carefully steps across the fence.
The cat carefully steps across the fence.

My teachers often gives homework on the weekend.
My teachers often gives homework on the weekend.

The clouds swiftly moves across the sky.

The cat carefully steps across the fence.

The sentence that uses correct subject-verb agreement is:

The cat carefully steps across the fence.