You will be given a definition of a task first, then some input of the task.
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").

Fact1: Producers use energy and inorganic molecules to make food., Fact2: Ultimately, all energy on the earth comes from the sun., Question: What do producers use to make food? (A) bees (B) pesticides (C) glucose (D) The sun (E) utensils (F) stove (G) sunlight (H) recipe
Output:
D