Older or younger?

This task is about a relationship diagram.
The arrows  in the diagram below show who "is older than".
 
For example, the arrow pointing from Brent to Meg shows that Brent "is older than" Meg.
 
older-younger image for ARBS.png

Question 2Change answer

Use the diagram above to help you select the name that makes each sentence correct.
 
a) BrentMegHemi is older than Kaatiana.
 
b) BrentKaatianaHemi is younger than Meg.
 
c) BrentKaatianaMegHemi is the youngest.