What are they riding?
Answer the question with just one word or a short phrase.

skateboard and bike

Is the tire on the bike black?

yes

Why is the boy in plaid on the bench?

skateboarding

What other passive activity is the skateboarder participating in?

listening to music

What is the person riding?

skateboard

Is the man riding a bicycle?

yes

Is anyone riding this bike?

yes

What is the man sitting on?

bike