单项选择题

下面的语句用Array函数为数组变量a的各元素赋整数值: a=Array(1,2,3,4,5,6,7,8,9) 针对a的声明语句应该是

A. Dim a
B. Dim a As Integer
C. Dim a(9) As Integer
D. Dim a() As Integer