The Chinese secret of papermaking was discovered . A. by some Muslims who went to live among the Chinese B. as a result of a war between the Chinese and the Muslims C. by the Spanish in
The Chinese secret of papermaking was discovered _______.
A. by some Muslims who went to live among the Chinese
B. as a result of a war between the Chinese and the Muslims
C. by the Spanish in the 12th century
D. because the Chinese let the paper dry in the Sun