Eglin land animals have evolved to produce eggs with the tough shells to ensure that

A.external fertilization can take place
B. The egg and the sperm can fuse
C. Parental care is unnecessary
D. The developing embryo does not dry out

Respuesta :

Answer:

c

Explanation:

parrntal care is unnecessary

Answer: well, I think the answer is D

Explanation: I mean it is for protection, but it doesn't do a very good job but to not let the embryo dry out in land it does a good job at that