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: Blood pressure is highest in arteries and lowest in veins., Fact2: Blood moves slowly and with very little pressure in veins., Question: what is the pressure in veins? (A) Decibels (B) negative (C) mild (D) ligt (E) Rise (F) expelled (G) lowest (H) heat
G