By the sixteenth century, ming publishers began producing what type of books?

I think Mangas is the right answer!

By the sixteenth century, Ming publishers began to publish works of novels along with short stories. Some of the great novels were written like Journey to the West during this period. The number of imprints books increased decade by decade. The books were not limited to the high classes because of the printing press. The Ming dynasty was known for its literature and plays.

yup! you are correct it is b.

donald carl johanson (born june 28, 1943) is an american paleoanthropologist. he is known for discovering – with yves coppens and maurice taieb – the fossil of a female hominin australopithecine known as "lucy" in the afar triangle region of hadar, ethiopia.

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i googled "who was kolson johanson" and this is the answer i found.

sorry if this is incorrect.