11.3k views
4 votes
Pregnancy may occur due to failure of?

User JesseTG
by
5.7k points

2 Answers

6 votes
protection, sexual interaction, or not taking birth control 
User Rmondesilva
by
6.6k points
2 votes
condom? pregnancy prevention pills? I think any preventive measure would count... unless you're looking for a specific one :S
User Admenva
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6.3k points