Q: What can have motility?
Options:
- (A) Small things with a microscope
- (B) gastropod shells
- (C) members of their own species
- (D) one celled organisms
- (E) Something to move
- (F) mitochondria
- (G) rocks
- (H) intestines
Let's think step by step below.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Most protists have motility. Protists are one celled organisms. One celled organisms can have motility.
Thus, the answer is (D).