So hard was the life in that remote village that youngsters preferred to find jobs in the cities,_____

they dreamed of starting their new life.[ ]

A. by which

B. for which

C. at which

D. in which

根据《税收征收管理法》规定，纳税人如在一定期限内发现其缴纳的税款超过应纳税额的，可以向税务机关要求退还多缴的税款并加算银行同期存款利息。这里的一定期限内是指() 。

A．自结算缴纳税款之日起1年内

B．自结算缴纳税款之日起2年内

C．自结算缴纳税款之日起3年内

D．自结算缴纳税款之日起4年内