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: Most pituitary hormones control other endocrine glands., Fact2: An abnormal endocrine gland is often blamed for producing obesity., Question: pituitary hormones can be blamed for what? (A) a lot of human deaths (B) Plant growth is reduced (C) harmful substances (D) Dehydration (E) matter vibrating (F) producing obesity (G) major threat to health (H) Leptospirosis

Ex Output:
F


Ex Input:
Fact1: erosion causes a river to become deeper and wider, Fact2: Weathering and erosion continue to shape it today., Question: Weathering causes what to become deeper and wider? (A) a landslide (B) Sediment (C) a mountain (D) a volcano (E) soils (F) rock (G) flooding (H) a river

Ex Output:
H


Ex Input:
Fact1: seat belts are used for preventing injuries to passengers in cars, Fact2: Waldron buckles with lead foil made up the seat belts., Question: What do Waldron buckles with lead in cars do? (A) decrease strength (B) damaging (C) how they move (D) change an ecosystem (E) Prevent injuries (F) safe driving (G) safe operation (H) negative feedback

Ex Output:

E