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").

[Q]: 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
[A]: D


[Q]: Fact1: a plant requires sunlight to grow, Fact2: Sunlight is turned into energy by plants., Question: Sunlight is made of  (A) Prism (B) lightning (C) colors (D) glass (E) chlorophyll (F) dirt (G) energy (H) photons
[A]: G


[Q]: Fact1: stalactites are formed by deposition, Fact2: Chrissospilia is a cave with stalagmites and stalactites., Question: Chrissospilias are formed by  (A) deposition (B) pressurization (C) condensation (D) cells (E) decomposition (F) Water expanding (G) erosion (H) tiny polyps
[A]:
A