Why is the fact that a starfish has the ability to regrow a lost arm an example of resiliency?

A.) It shows that starfishes are, in this regard, indestructible.

B.) It shows that even though a starfish has lost its arm it can operate with only the ones that are left.

C.) It shows that life goes on.

D.) It shows that starfish are just one of the creatures in the ocean that heal quickly.