Even if utilized properly,what is the least effective means of birth control?

Name: Even if utilized properly,what is the least effective means of birth control?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Foam is considered the least effective means of birth control when compared to the options listed. This is because its effectiveness heavily depends on proper use each time, and even with correct use, it has a higher failure rate than methods like oral contraceptives, IUDs, and implants.

Even If Utilized Properly,what Is the Least Effective Means of Birth