instruction:
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").
question:
Fact1: matter vibrating can cause sound, Fact2: Thus, sound is a wave in air ., Question: what can matter vibrating cause? (A) Pollution (B) energy (C) Relieve pain (D) kinetic energy (E) wave in air (F) Energy. (G) murmur (H) Greenhouse gases
answer:
E

question:
Fact1: extreme heat and pressure change rock into metamorphic rock, Fact2: Slate is a metamorphic rock., Question: What rock is formed by extreme heat and pressure (A) erosion (B) crust (C) calcite (D) Slate (E) dead (F) forces (G) fibrous (H) complex
answer:
D

question:
Fact1: Prokaryotes are single-celled organisms that lack a nucleus., Fact2: Inside the nucleus are the genes., Question: prokaryotes what genes? (A) grow (B) HIV (C) small (D) stem (E) SO2 (F) lack (G) PDAs (H) CO 2
answer:
F