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").

[EX Q]: Fact1: a graduated cylinder is used to measure volume of a liquid, Fact2: Volume is typically measured in liters or milliliters., Question: What could be used to to measure how many milliliters something is? (A) solid, liquid, gas (B) A graduated cylinder (C) objects that have mass (D) an electron microscope (E) The bending of a ray of light (F) deoxyribonucleic acid (G) a hydraulic system (H) microscope
[EX A]: B

[EX Q]: Fact1: safety goggles are used for protecting the eyes during experiments, Fact2: Larger pupil and larger corneas permit more light to enter the eye., Question: What are used for protecting the pupils during experiments? (A) specialized (B) safety gloves (C) safety goggles (D) safe operation (E) lamphreys (F) Chemicals (G) chemical messengers (H) safety suit
[EX A]: C

[EX Q]: Fact1: a rainbow is formed by refraction of light by separating light into all different colors, Fact2: When the light waves strike a prism, the rays of light refract, or bend, at different angles., Question: What can form a rainbow? (A) salmon (B) A laser (C) streams. (D) A prism (E) A projector (F) A flashlight (G) photons (H) streams
[EX A]:
D