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: Zooplankton are tiny animals that feed on phytoplankton., Fact2: Many zooplankton are crustaceans., Question: What can feed on phytoplankton? (A) producers (B) phytoplankton (C) passenger pigeons (D) bacteria (E) tiny crustaceans (F) the Sun (G) honeybees (H) parasites

Output: E


Input: Consider Input: Fact1: the Earth being tilted on its rotating axis causes seasons, Fact2: Weather changes from season to season., Question: Which natural occurrence comes from Earth being tilted on a rotating axis? (A) Changing weather (B) graptolites (C) permineralization (D) Movement (E) subtropical (F) dry and hot (G) swamp vegetation (H) global warming

Output: A


Input: Consider Input: Fact1: Air pollution harms the respiratory and circulatory systems., Fact2: Incinerated mercury pollutes the air., Question: What harms the respiratory and circulatory systems? (A) Greenhouse gasses (B) burning coal (C) inoculation (D) incinerated mercury (E) fossil fuels (F) water vapor (G) Sulfur dioxide (H) air


Output: D