Match the heading to the short text.

Many sites of the Internet may post some improper content that has negative effects on teens. The parents should often check the activities of their kids on social media sites. They may offer their kids to watch an interesting film together or organise amazing travelling together to prevent their children from using these negative sites.

• THE BAD EFFECT
• NUMEROUS PROBLEMS CAUSE HEALTH DISORDERS
• THEY ARE WORRIED ABOUT THEIR NUTRITION
• THE BAD HABIT
• THEY HAVE TO HELP THEIR CHILDREN
• THEY ARE ALWAYS UNDER THE CONTROL
• THEY SHOULD BE INTERESTED IN TEENS' ACHIEVEMENTS
• THEY SHOULD LEARN THEIR CERTAIN MORALS AND PRINCIPLES
• THE GREATEST CHALLENGE
• HEALTH PROBLEMS