If adventure has evolved, then ( tell me if it will be possible to observe differences in morphology by examining its fossil record)

idk why hjggjhjkhj

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.

answer: b

coz red blood cells marrow and circulates the body for 120 days.