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: pollutants have a negative impact on the environment, Fact2: Carbon dioxide is a pollutant., Question: What affects the environment negatively? (A) sunlight (B) normal weather patterns (C) carbon dioxide (D) cigarettes (E) positivity (F) Smoking (G) harmful substances (H) fossil fuels

Ex Output:
C


Ex Input:
Fact1: creating paper requires cutting down trees, Fact2: Deforestation takes place when trees are cut down in the rainforest., Question: What can cause deforestation? (A) Planting flowers (B) Creating paper (C) Greenhouse gases (D) Filtering water (E) Greenhouse gasses (F) Cutting grass (G) Pesticides (H) Pollution

Ex Output:
B


Ex Input:
Fact1: Negative feedback controls insulin secretion by the pancreas., Fact2: Islet cells are located in the pancreas., Question: where are islet cells location? (A) interior chambers (B) more specialized (C) fluid connective tissue (D) antigens that cause allergy (E) where insulin is secreted (F) building blocks of organisms (G) close relatives of coral (H) in the vagina

Ex Output:

E