Question

Which of these contraceptive methods on its own is least likely to prevent pregnancy?

A. Condoms
B. Surgical sterilization
C. Spermicides
D. Oral contraceptives

Answer 1

C

Step-by-step explanation:

By itself, spermicide prevents just 72% of pregnancies, the least effective of any major contraceptive measure. Because of its poor success rate, spermicide is often used in conjunction with other contraceptives such as patches and condoms.