Anthony places a drop of water under a microscope and observes some small objects. He concludes that the small objects are cells. Which choice most likely describes the evidence that Anthony saw?

It depends on the lens of the Anthony's microscope, but It is likely that he saw artifacts

Explanation:

An optical microscope contains lenses of focal lenght that enable to see different structures. In this case, it is likely that Antony saw artifacts since living cells are not easy to focus with the optical microscope, it requires operator experience