The answer is A. Quit smoking.
Smoking affects the lungs terribly which can greatly affect your heart since they are both part of the cardiovascular system.
EDIT: To further explain, smoking affects your respiratory system (lungs, bronchioles, etc.) however the cardiovascular system depends on the respiratory system. Overall they both keep blood flowing through the arteries of the body. Smoking damages the lining of your arteries, leading to a build up of fatty material which narrows the artery.
Answer:
Obtain the specimen after a period of abstinence from ejaculation of 2 to 5 days.
Explanation:
The male must ejaculate into a clean container or a plastic sheath that does not contain a spermicide. An ejaculated sample should be obtained after a period of abstinence to get the best results. He should avoid exposing the specimen to extremes of temperature, either heat or cold. The specimen should be taken to the laboratory within 2 hours of ejaculation.
True it is at the bottom of the hierarchy in physiological needs