问题详情

What is the professor"s opinion of Picasso？
A．Picasso was probably playing a joke by offering drawings for sale.
B．At the end of his career, Picasso may have chosen drawing because it was easy.
C．Picasso"s drawings required the confidence and skill of a master artist.
D．Cave drawings were the inspiration for many of Picasso"s works.请帮忙给出正确答案和分析，谢谢！