Problem: How does the next paragraph end?

A man uses a tool to repair individual links of a bike chain. The bike chain is fastened back together on the bike gears using a specialized tool. the person
A: inspects the newly replaced chain by hand.

Problem: How does the next paragraph end?

How to encourage healthy eating in schools 
Encourage healthy eating at home. 
If parents and children eat a well-balanced, healthy diet at home, then children are more likely to follow that example at school. 
Talk to children about food and nutrition.
A: Explaining which foods are nutritional and why each meal of the day is important helps children understand, which helps them make better decisions when the parents are not around. Go over the school food menu with children.

Problem: How does the next paragraph end?

A shot of balls are shown as well as clips of people surfing and walking around. More people are seen playing paintball as others speak to one another as well as surf. the video
A: continues on with several shots of people playing paintball that transitions into people skateboarding and walking around.

Problem: How does the next paragraph end?

How to make a positive impact on the lives of others 
Find your own joy. 
If you want to try to make others happy, then you'll need to start with yourself. What makes you happy? What brings you joy? Thinking about these questions will help you start to figure out how you can spread happiness to others.
A:
Make a list of the times you've been happiest in your life. It may help for you to go through a photo-book for this.