In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

Fact1: Protozoa can be classified on the basis of how they move., Fact2: Paramecium are protozoa, single celled animals., Question: What can be classified on the basis of how they move? (A) each species (B) aquatic organisms (C) reptiles ancestral to mammals (D) single celled organisms (E) microbes and mussels (F) trailers and boats (G) How fast a vehicle is going (H) melanin content
D

Fact1: cross-pollination increases genetic diversity, Fact2: Evolution requires genetic diversity., Question: What does evolution require? (A) Time and energy (B) Plant reproduction (C) cross-pollination (D) Reproduction (E) gene flow (F) coded genes (G) circulatory systems (H) animals with backbones
C

Fact1: an image in a mirror is formed by reflecting light, Fact2: Water is essentially a perfect mirror, reflecting colors almost unchanged., Question: What forms an image in water? (A) dolphins (B) tiny polyps (C) dark matter (D) an object (E) reflecting light (F) individual molecules (G) holograms (H) jungles of the sea

E