Q: 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: Immunity results from immunization., Fact2: Results can be damaging or disastrous., Question: Lack of what can be damaging or disastrous? (A) force (B) violence (C) immunization (D) food and shelter (E) sensory neurons (F) kinetic energy (G) heat energy (H) beatings
A:
C