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: poisonous darts are used for defense by sea anemones, Fact2: Protection at the gateway is the best defense., Question: What are used as protection by sea anemones? (A) lamphreys (B) poisonous darts (C) tubular organ (D) feed on dead protists (E) coelenterates (F) islets of Langerhans (G) related organisms (H) moisturize their skin
B

Fact1: a light bulb is used for seeing in the dark, Fact2: Light is emitted by a light bulb., Question: What is required for seeing? (A) dark (B) sun (C) light (D) wind (E) retina (F) eyes (G) photons (H) copper
C

Fact1: if an organism becomes too hot then that organism may die, Fact2: Plants often collapse and die during hot weather., Question: What happens if a plant gets too hot? (A) prolactin release (B) Dehydration (C) disease (D) It expands (E) it collapses (F) chemical reaction (G) flow of electrons (H) sweating
E