I think it’s a. I am not 100% sure but I think that’s what it is. I am very sorry if it’s incorrect
It's 100% not B.... but other than that the organism must be provided. protozoans use flagellum (whip-like structure), amoeba use pseudopods (false feet), and cilia (hair-like structure) are used for eukaryotic cells.
C is the most suitable answer
If one force is pulling, and one force is pushing, no. The object will not move.