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").

[EX Q]: Fact1: Cells are the basic units of the structure and function of living things., Fact2: All cells use glucose for energy., Question: What do all living things use for energy? (A) fish (B) kids (C) energy (D) glucose (E) The Sun (F) procreation (G) sunlight (H) food
[EX A]: D

[EX Q]: Fact1: Some pelycosaurs gave rise to a group of animals called therapsids., Fact2: Pelycosaurs are an important lineage preserved in the fossil record., Question: How do we know the lineage of therapsids? (A) Laboratory (B) dinosaurs (C) prokaryotic cells (D) some anthozoans (E) fossil record (F) oral tradition (G) polygenic (H) calibrated
[EX A]: E

[EX Q]: Fact1: a switch is used to start the flow of current in an electrical circuit, Fact2: Each switch is moved up for on, and down for off., Question: the flow of current in what is moved up and down? (A) an electrical storm (B) Veins and arteries. (C) mouth of rivers (D) a short circuit (E) an electrical circuit (F) circulatory systems (G) bad wiring (H) a hydraulic system
[EX A]:
E