Answer:
Option (A)
Step-by-step explanation:
The Herto-man usually refers to the 'Homo sapiens Idaltu', which means the first or the initially born modern humans. These are commonly identified as the early modern human fossils that were found in the year 1997, in the Herto Bouri region in Ethiopia. These fossils were deposited during the Pleistocene age .
These fossils are dated with the help of the Potassium-Argon dating method and calculated to be an age of about 160,000 years old.
Thus, the oldest fossils of modern humans found to be of age between 154,000 and 160,000 years ago.
Thus, the correct answer is option (A).