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 36 to 40.
What does the author say about Cro-Magnon paintings of hands?
A. Some are not very old.
B. It is unusual to see such paintings.
C. Many were made by children.
D. The artists were mostly right-handed.
Đáp án: D