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: if a plant requires less water then that plant will survive in a drought, Fact2: Shrub beds and ground covers require less water and provide more variety to the landscape., Question: What needs less water and will survive in a drought? (A) tiny polyps (B) Roundworms (C) shrub beds (D) tall trees (E) heterotrophs (F) rainforests (G) mussels (H) dandilions
[A]: C

[Q]: Fact1: a seismometer is used to measure the strength or magnitude of an earthquake, Fact2: Earthquakes are measured on a scale of 1 to 10., Question: How do we grade earthquakes (A) Seisometers (B) Cladistics (C) feedback (D) Measuring the ground (E) Check out the sky (F) classified (G) Taking temperature (H) the Himalayas
[A]: A

[Q]: Fact1: smell is used for finding food by some animals, Fact2: Olfaction is the sense of smell., Question: What is used for finding food by some animals? (A) metal detectors (B) telekinesis (C) olfaction (D) Earthworms (E) cooking (F) mussels (G) bamboo (H) heat energy
[A]:
C