I wish i could help you on this one but i really really don't know<span />
<span>Air pollution badly affects the health of an individual. Polluted air leads to viral diseases. so the answer is environmental </span><span />
What are the answer choices for this question?
Answer:
To give a demonstration of (something, such as a product or procedure), to show how (something) works, is prepared, or is done.
Explanation:
Only one sperm cell makes it to the ovum