The correct answer for this question would be C) Pineal or the third option.
Answer:
Ignition sources
Explanation:
Lightning
Smoking
Electrical and mechanical sparks
The male reproductive system<span> consists of the hypothalamus, the anterior pituitary gland, and the testes. </span>Alcohol<span> can interfere with the function of each of these components, thereby causing impotence, infertility, and reduced male secondary sexual characteristics.</span>
Medulla which is also part of the brain stem so your answer is brain stem :D<span />
A)mowing the lawn with a rotary mower