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: building housing developments usually requires replacing animal habitats, Fact2: Habitat destruction is the primary cause of extinction or threat of extinction for all animals., Question: Building housing developments may cause (A) eruptions (B) colder weather (C) disease (D) erosion (E) extinction (F) mutations (G) Destroy bridges (H) deforestation

Ex Output:
E

Ex Input:
Fact1: a plants require water for survival, Fact2: Life-long learning is no longer a luxury for the few, but a survival skill for all., Question: Plants require what for life-long learning? (A) Light (B) protein (C) Energy. (D) gametes (E) genes (F) water (G) energy (H) oxygen

Ex Output:
F

Ex Input:
Fact1: plant reproduction requires pollination, Fact2: Pollination is by flies, wasps, and bees., Question: Plant reproduction requires something done by what? (A) trees (B) Wasps (C) Wind (D) seeds (E) DNA (F) animals (G) insects (H) mitosis

Ex Output:
B