Answer:
750 to 1,250 cubic centimeters.
Explanation:
Homo erectus is also known as the upright man. There species were present in the Pleistocene era. Their first fossil was dated back at 1.8 million years ago.
The brain capacity of Homo erectus was found to be between the 750 and less than 1,250 cubic centimeters. Their species had been derived into Homo heidelbergensis.
Thus, the correct answer is option (D).