问题详情

What can we learn from the last but one paragraph？
A．The reason why seniors put money into schools is to evade taxes on earnings.
B．Giving away one"s money can ensure his descendants a better education.
C．Donors have no right to change the beneficiary once designated in the college savings plan.
D．Seniors can add some of their wishes to trust agreements to ensure their money is well spent.请帮忙给出正确答案和分析，谢谢！