What happens to the matter in krill when it is eaten by a seal?
A.
After it passes through the seal unchanged, it is used by the seal for growth or energy.
B.
After it passes through the seal unchanged, it exits the seal, remaining unused.
C.
After it is broken apart and rearranged, it is used by the seal for growth or energy.
D.
After it is broken apart and rearranged, it exits the seal, remaining unused.