CAN SOMEONE HELP ME PLEASE!!!

Read the following excerpt from a speech. Which sentence best shows the main idea of the speech? [[Social media helps us keep in touch with family and friends from around the world]]. With a click of a button, you can share pictures of your trip with a friend in New York or trade homework tips with a friend in California. On the other hand, social media has had a negative impact on people. [[In particular, cyber bullying has increased]]. This problem is something that needs to be stopped.

Nearly half of all kids have been bullied online through Facebook and other social media sites. [[About 25 percent of them have had it happen more than once]]. Only 1 in 10 victims will report these incidents to trusted adults.[[ With the negative consequences that bullying can have on a person’s self-esteem, it’s important to take steps to stop it]]. One way you can help out is to post positive comments or images on social media sites on a regular basis. You could also start a “Positivity Page” for your school.