Answer:
The Top Ten Tallest mountains are located in various countries like nepal and India
Explanation
It's usually bombings that keep residents up at night. Nobody's going to stay up solely because you hear folks laughing or if you hear ambulances. In the midst of war, a bombing is going to scare people the most and will most likely keep them up at night :(
60% It's hard for some kids to learn in a public place.
I believe the answer is: somewhat more
When a person make a public virginity-until-marriage pledge, they tend to be more likely to feel some sort of social pressure to follow on their words in fear of being seen as a hypocrites by other peers. This would indeed improve their likelihood to stay a virgin, But the effect of the social pressure tend to diminish over time