If You Were to Discover a Mutation in Sea Urchins

If you were to discover a mutation in sea urchins that caused them to produce eggs with an overly dense vitelline envelope, what would you expect to see if you fertilized these eggs with normal sperm?

A) Polyspermy
B) A thicker zona pellucid than normal
C) The formation of multiple identical quadruplets from the fertilized egg
D) A failure of normal sperm to fertilize these eggs
E) All of the above