Which of the following statements about Nightingale is true？A．As the only child of an uppe

Which of the following statements about Nightingale is true？

A．As the only child of an upper class family, her parents disapproved of her decision to be a nurse.

B．Nightingale began to learn nursing when she was 24.

C．Nightingale"s efforts to reorganize the hospitals were welcomed by both the doctors and the injured soldiers.

D．Nightingale received all her education from her father.

请帮忙给出正确答案和分析，谢谢！