You are given a science question (easy-level) and four answer options (associated with "A", "B", "C", "D"). Your task is to find the correct answer based on scientific facts, knowledge, and reasoning. Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D'. There is only one correct answer for each question.
Q: An engineer was given an assignment to build a model rocket. The main requirement was that it had to build it out of a metal that could release the energy that built up when reentering the atmosphere of Earth. What property should the engineer concentrate on the most when designing the rocket?
(A) density (B) ductility (C) specific heat (D) boiling point
A:
C