Hello
_________
The answer is A. Nitrous oxide.(laughing gas)
Hope this helps
Only one sperm cell makes it to the ovum
Antibiotics would most likely be the best answer for this question.
So it would be A.
Answer: Sorry, this not an answer but let me put yall on... Download this app called Socratic, can answer all of your questions! just scan and go.
Explanation: I USE IT!!