Question

what is the most effective method of birth control? a. withdrawal b. abstinence c. diaphragm d. iud

Explanation:

Abstinence means avoiding sexual intercourse, eliminating the chance of sperm - egg union. Withdrawal is less effective as pre - ejaculatory fluid may contain sperm. Diaphragm and IUD have failure rates due to improper use or other factors.

Answer:

B. abstinence