Whatever he does，once he sets up a goal，he will start pursuing it without ________.

A．hesitation

B．suggestion

C．discussion

D．decision

因纳税人、扣缴义务人计算错误等失误，未缴或者少缴税款的，税务机关的追征期最长为( )年。

A．1
B．3
C．5
D．2