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: Plants use cellulose for their cell walls., Fact2: Green bean plantings continue to be planted., Question: What do green beans use for their cell wall? (A) Energy (B) cellulite (C) cellular (D) cellolosis (E) cellulose (F) lmestone (G) layers of fat (H) heat energy

Ex Output:
E


Ex Input:
Fact1: erosion of soil has a negative impact on the environment, Fact2: Much of the landscape is scarred by severe soil erosion., Question: What is scarred by a negative impact on the environment? (A) mines (B) deforestation (C) skin (D) bushes (E) water (F) landscape (G) coastlines (H) clouds

Ex Output:
F


Ex Input:
Fact1: a plant requires photosynthesis to grow, Fact2: Photosynthesis requires the chlorophyll molecule., Question: What do plants require to grow? (A) rays or beams (B) aqueous solution (C) Energy. (D) nutrients (E) Chlorophyll (F) energy (G) sunlight (H) direct energy

Ex Output:

E