Assertion: The earliest fossil form in the phylogeny of horse is eohippus.
Reason: Eohippus lived during the early pliocene epoch.
(a) If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
(b) If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
(c) If the Assertion is correct but Reason is incorrect.
(d) If both the Assertion and Reason are incorrect.
(e) If the Assertion is incorrect but the Reason is correct.
(c) If the Assertion is correct but Reason is incorrect.
Explanation:
Eohippus is the earliest fossil form in the phylogeny of horse. Origin of horse took place in the eocene period. The first fossil of horse was found in North America which was named Eohippus or "Dawn Horse"., that later renamed as hyracotherium.
It was found during eocene period not during pliocene.