Select the correct answer. Mary is shopping for shellfish. She is concerned about avoiding spoiled food. She used several sensory checks to be sure she got the best. What did she choose?

A crabs that stayed closed when she tapped them
B.
crabs that opened when she tapped them
C.
lobsters that stayed still when she tapped them
D.
lobsters that moved when she tapped them
E.
clams that stayed closed when she tapped them