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").

Input: Consider Input: Fact1: Biodiversity increases the productivity and stability of ecosystems., Fact2: Ecotourism, on the other hand, can help to conserve biodiversity., Question: What increases the stability of ecosystems? (A) overpopulation (B) water consumption (C) loose soil (D) Quality of life (E) agriculture (F) deforestation (G) ecotourism (H) trees

Output: G

Input: Consider Input: Fact1: if an object is made of a material then that object has the properties of that material, Fact2: Headings include Materials Research, Materials, Ceramic Materials, Composite Materials., Question: if an object is what of a Ceramic then that object has the properties of Ceramic (A) edible (B) combined (C) heat (D) part (E) Joules (F) attached (G) made (H) unique

Output: G

Input: Consider Input: Fact1: Cell division is how organisms grow and repair themselves., Fact2: Mitosis is cell division., Question: _ is how organisms grow and repair themselves. (A) complex (B) recycling (C) properties (D) fusion (E) fission (F) bacteria (G) Mitosis (H) potatoes
Output: G