Write the next sentence in the following story.

The camera shows a closeup of her dropping liquid into a contact lens. The contact lens is held up for inspection. The woman rubs the contact lens with the fluid. the woman

Choices: 1). has dropped liquid into the contact lens.; 2). points to the screen in front of her.; 3). pushes the contact glasses back on.; 4). puts the lens on.;. The answer should be
4).