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.
Some plants grow in an area where there are many leaf-eating animals. Having which feature would best help the plants survive around the leaf-eating animals?  
 (A) large fruits (B) long stems (C) sharp thorns (D) colorful flowers
A:
C