Given the task definition and input, reply with output. 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: exercise increases a body 's strength, Fact2: Weight lifting is an example of anaerobic exercise., Question: What does lifting weights increase? (A) intelligence (B) stamina (C) energy (D) sweating (E) timidness (F) Energy. (G) strength (H) fragility
G