Q: You are presented with the quiz "What can cause harm to an organism?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "electrocution causes harm to an organism" and "household wiring was involved in most of the electrocutions". So, what's the best answer to the question?

Options:
1). Electrical energy.
2). Electric devices.
3). faulty household wiring.
4). proper nutrition.
5). Something that causes allergies.
6). five glasses of water a day.
7). exposure to cold.
8). an adequate amount of exercise.
The answer is:
3).