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: fossils are formed when layers of sediment cover the remains of organisms over time, Fact2: Plants and animals are organisms., Question: What forms when plants are covered in layers of sediment over time? (A) Conifers (B) watershred (C) fossils (D) H2O (E) Echinoids (F) bubbles (G) loose soil (H) bones
C

Fact1: matter vibrating can cause sound, Fact2: All matter emits vibrations., Question: What kind of matter can produce sound? (A) sensory neurons (B) all matter (C) an object (D) only liquids (E) mechanical (F) only plasma (G) only solids (H) waves
B

Fact1: Electron transport is the final stage of aerobic respiration., Fact2: Aerobic respiration uses oxygen and releases carbon in the form of carbon dioxide., Question: what is process is electron transport the final stage of? (A) Transfers energy (B) digest food (C) metabolic reaction (D) converting mass to energy (E) use oxygen, release carbon (F) eating carbon (G) drinking h2o (H) it helps plants in growing

E