单选题IAPP证书的有效期是()A不得超过2年B不得超过3年C应由发证主管机关作出规定,但不得超过3年D应由发证主管机关作出规定,但不得超过5年
单选题
IAPP证书的有效期是()
A
不得超过2年
B
不得超过3年
C
应由发证主管机关作出规定,但不得超过3年
D
应由发证主管机关作出规定,但不得超过5年
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