问题详情

What the real meaning does the author want to convey in Paragraph 4？
A．Most working people consider the contribution of S 1 000 per person per year too much.
B．You can get $ 1 billion dollars after your retirement if you contribute $ 1 000 each year now.
C．You pay less, but get more.
D．There are so many people who are actively involved in this retirement plan.此题为多项选择题。请帮忙给出正确答案和分析，谢谢！