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: a greenhouse is used to protect plants by keeping them warm, Fact2: With lots of rain and a warm climate, plants grow well., Question: What does a greenhouse help plants do? (A) Park cars (B) Start panicking (C) reproduce (D) growth (E) Bloom slower (F) adding heat (G) Regrows it (H) Grow well
[A]: H


[Q]: Fact1: Sperm had to swim from male to female reproductive organs for fertilization., Fact2: Gametes, the sperm and eggs, are produced by mitosis in the haploid gametophyte., Question: What swims from male to female reproductive organs for fertilization? (A) gametes (B) barnacles (C) fur seals (D) eggs (E) offspring (F) haploid (G) seeds (H) diploid
[A]: A


[Q]: Fact1: hitting an object causes the particles in that object to vibrate, Fact2: Geoffrey stops to hit a gong in different places, testing the concept of resonance., Question: What does gong's particles vibrating cause? (A) particle explosion (B) friction (C) silence (D) ice forming (E) heat energy (F) Energy. (G) energy (H) resonance
[A]:
H