Multiple choice:What is true in the following statement

The correct one in the following description is @ [a] (2)
A. After the pointer is defined, it can point to any variable of the same type.
B. After the pointer is defined, it can point to any type of variable.
C. After the pointer is defined, it can be initialized with integer data.
D. After a pointer is defined, it can only point to one variable.




A. After the pointer is defined, it can point to any variable of the same type.
B. After the pointer is defined, it can point to any type of variable.
C. After the pointer is defined, it can be initialized with integer data.
D. After a pointer is defined, it can only point to one variable.


answer：A