Which of the following is NOT a limitation of organ transplantation?A.The organ donor must

Which of the following is NOT a limitation of organ transplantation？

A．The organ donor must be young enough.

B．The organ donor must be healthy enough.

C．The organ donated must deserve transplanting.

D．The organ donated must be removed from one body.

请帮忙给出正确答案和分析，谢谢！