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 Input:
Fact1: a plant requires sunlight to grow, Fact2: During the day, sunlight warms the soil., Question: When do plants grow the most? (A) week days (B) during the day (C) during winter days (D) bloom time (E) one celled organisms (F) by indirect light (G) in the morning (H) in the autumn season

Ex Output:
B


Ex Input:
Fact1: Echinoderms lack a centralized nervous system., Fact2: Sand dollars and sea biscuits are also echinoderms., Question: What lacks a centralized nervous system? (A) Damaged hearing (B) Humans (C) Horses (D) Sand dollars (E) insects (F) Chickens (G) Pesticides (H) barnacles

Ex Output:
D


Ex Input:
Fact1: when a metal rusts , that metal becomes orange on the surface, Fact2: Steel is the most useful of metals., Question: When steel rusts it becomes (A) blue (B) Mohs (C) Unsafe (D) solid (E) orange (F) damaging (G) rainbow (H) pink

Ex Output:

E