下面If语句用于统计满足性别(sex)男、职称(duty)为副教授或教授、年龄(age)小于40岁条件的人数，正确的是        。
A、If sex = "男" And age < 40 And  (duty= "教授" or duty= "副教授")  Then n = n + 1
B、If sex = "男" And age < 40 And  duty= "教授" or duty= "副教授"  Then n = n + 1
C、If sex = "男" And age < 40 And duty = "教授" And duty = "副教授" Then n = n + 1
D、If sex = "男" Or age < 40 Or duty = "教授" And duty = "副教授" Then n = n + 1
E、If sex = "男" Or age < 40 Or duty = "教授" Or duty = "副教授" Then n = n + 1