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: Constriction occurs when the muscular walls of blood vessels contract., Fact2: Constriction raises blood pressure., Question: what happens when muscular walls of blood vessels contract? (A) matter vibrating (B) Dehydration (C) Leptospirosis (D) rapid expansion (E) at or near the margins (F) recovery time from fatigue (G) blood pressure rises (H) major threat to health
Solution:
G