Let's think step by step! Most types of what have motility?
Options:
- (A) gastropod shells
- (B) members of their own species
- (C) single-celled organisms
- (D) Something to move
- (E) remains of prehistoric life
- (F) microbial fuel cells
- (G) microorganisms
- (H) share properties
The thinking starts now:
Most protists have motility. Protists Protists are single-celled organisms. Most single-celled organisms have motility. The final answer: (C).