Question

how did mobile phones put others in danger?

Answer 1

many people make fake calls by using mobiles and disturbes other peoples.
mobile phones doesn't have any security system on watching wrong things.
many peoples try to compare their class by showing off their mobiles.
and very dangerous 
           

Answer 2

Answer: the mobile phones are dangerous because if we are playing any document , file , video the person sitting beside you can see what you are doing but the person who is playing some document file video can affect himself and other person.

Explanation: