Detailed Instructions: 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").
Q: Fact1: sedimentary rocks are formed by deposition, Fact2: Limestone is a type of sedimentary rock., Question: What kind of rock is formed by deposition? (A) In sediment (B) soft soil (C) lava (D) Sand dollars (E) magma (F) shells (G) limestone (H) calcite
A:
G