Q.
A. Mesohippus, Hyracotherium, Meryhippus, pliohippus, equus.
B. Mesohippus, Meryhippus, Hyracotherium, pliohippus, equus.
C. Mesohippus, Meryhippus, pliohippus, Hyracotherium, equus.
D. Hyracotherium, Mesohippus, Meryhippus, pliohippus, equus.
E. None of the above
Correct choice: D
Explanation: