Which statement is CORRECT about the authors surfing learning experience？A．He took surfing

Which statement is CORRECT about the authors surfing learning experience？

A．He took surfing courses to make peace with coastguards.

B．He has learned surfing for ten years since a motor accident.

C．He was the first person to surf on the steep waves of Cribbar.

D．He could finally heave the sail upright quickly in his own way.

请帮忙给出正确答案和分析，谢谢！