Read the following passage and m...

Câu hỏi: Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50

A. Human ancestors became predominantly right-handed when they began to use tools

B. It is difficult to interpret the significance of anthropological evidence concerning tool use

C. Humans and their ancestors have been predominantly right-handed for over a million years

D. Human ancestors were more skilled at using both hands than modern humans