A heron is perched in a tree 50 feet above sea level Directly below the heron, a pelican is flying 17 feet above sea level Directly below the birds is a trout, swimming 23 feet below sea level
Select the THREE true statements

A The difference in height between the pelican and the heron is -33 feet

B The difference in height between the pelican and the heron is 33 feet.

C. The distance between the heights of the pelican and heron is -33 feet

D The difference in height between the pelican and the trout is -40 feet

E. The difference in height between the pelican and the trout is 40 feet

F. The distance between the heights of the pelican and the trout is 40 feet
I need this NOW
ASAP