Q: You are given a science question (hard-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.
How does a volcanic eruption interfere with the ability of producers to obtain the energy they need to produce food?
(A) by using up heat energy stored in Earth's core (B) by releasing excess energy from the interior of the earth (C) by using up large volumes of nearby atmospheric oxygen (D) by releasing dust that blocks sunlight from reaching Earth
A:
D