Emergency contraceptives are effective if used within 72 hours of coitus. These drugs delay/disrupt the ovulation and fertilization.
So the correct answer is option (a).
Rate this question :
How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
view all courses
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation