Given the task definition and input, reply with output. 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.

Generally, the deeper rock layers of Earth are older than shallower rock layers. How can the collision of two tectonic plates change the order of the rock layers?
(A) The rock layers contain pollutants that dissolve soil. (B) The rock layers lack water due to extended droughts. (C) The rock layers are compressed forming faults and folds. (D) The rock layers are moved closer to rivers which erode landforms.
C