I believe it’s B. Because pesticides aren’t really helping the environment.
Obsessive–compulsive disorder (OCD) is amental disorder where people feel the need to check things repeatedly, perform certain routines repeatedly (called "rituals"), or havecertain thoughts repeatedly. People are unable to control either the thoughts or the activities for more than a short period of time.
Answer:
The answer is C, Gallbladder.
Explanation:
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The answer to your question would be “C”