37. Cephalization is primarily associated with
(A) adaptation to dark environments.
(B) method of reproduction.
(C) fate of the blastopore.
(D) type of digestive system.
(E) bilateral symmetry.
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統計: A(1), B(2), C(5), D(4), E(61) #944412
統計: A(1), B(2), C(5), D(4), E(61) #944412