单选题：For `String s;`, which statement below is correct?

For `String s;`, which statement below is correct? @[A](2)

A. s is a variable to be a pointer to an object of String.
B. s is a variable holding an object of String at this line.
C. If s is a member variable, it will hold an object of String.
D. If s is a local variable, it will hold an object of String.




A.s is a variable to be a pointer to an object of String.
B.s is a variable holding an object of String at this line.
C.If s is a member variable, it will hold an object of String.
D.If s is a local variable, it will hold an object of String.


答案：A