What happens next?

The brush of the paint brush is being shown on a person's finger. They are painting with the brush. They are dropping thinner into the paint with a dropper. there

Pick your answer from: 1. are in between strokes of color.. 2. is oil painting all over the brush and coat on the rim.. 3. is a model airplane sitting on the table.. 4. isn't any girls in the room with the other girls are they it's just the boy painting on his finger..
3.