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: a spider web is used to capture food by spiders, Fact2: Black widow spiders construct funnel-shaped webs., Question: What uses webs to capture food? (A) animals (B) dogs (C) each species (D) related organisms (E) Monogamous species (F) black widows (G) fish (H) lizards
Output:
F