【单选题】
有变量定义语句Dima,bAsinteger,变量a的类型和初值是()
A、String,""
B、Integer,0
C、Long,0,0
D、Variant,空值
A、String,""
B、Integer,0
C、Long,0,0
D、Variant,空值
A、Dima(3,3)AsSingle B、Dima(-1Tol,-5To-3)AsSingle C、Dima(-3To-1,5To7)AsInteger D、Dima(9)AsSingle