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: if soil is permeable then water easily flows through that soil, Fact2: Gourdin soils have slow permeability., Question: What does water easily flow through? (A) calcite (B) streams (C) gourdin (D) Sediment (E) cactuses (F) watershed (G) streams. (H) crust
Output:
C