问题详情

A．When Perrault published his first book in 1679, no story of the book had been known to people.
B．When Perrault published his first book in 1679, stories of the book were already well known.
C．When Perrault published his first book in 1679, few people were interested in the stories of the book.
D．When Perrault published his first book in 1679, all of the stories had been popular with everyone.请帮忙给出正确答案和分析，谢谢！