Arteries generally carry oxygen-rich blood.
Arteries carry blood away from the heart.
Something that brings blood away from the heart carries oxygen-rich blood.
What direction does something that has oxygen-rich blood go?
Options:
[1] mouth of rivers
[2] the body's largest organ
[3] move to different locations
[4] Earth orbiting the Sun
[5] Move to another area
[6] to move people
[7] animal transport
[8] Away from the heart