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").
Problem:Fact1: Urine leaves the body through a sphincter in the process of urination., Fact2: Muscles around the urethra, called sphincter muscles, control the flow of urine out of the body., Question: What controls the urination process? (A) microorganisms (B) mechanical waves (C) that material's properties (D) the looseness of soil (E) Muscles around the urethra (F) Bones around the urethra (G) The brain (H) Muscles around the anus
Solution:
E