Which is an example of speed? cindy biked westward at 30 km/h. a rock is to the left of a flowerpot. a dog runs an average of 8 mph. leo lives 2 miles north of andre.

Cindy biked westward at 30 km/h.
Velocity.  (We know both the speed AND the direction.)

A rock is to the left of a flowerpot. 
Relative location.

A dog runs an average of 8 mph.
Speed (distance divided by time)

Leo lives 2 miles north of Andre.
Relative location.

The body is the largest part of the eye and gives the eye its shape.