Answer:
The correct answer for the given question is option(A).
Explanation:
variable are the storage area which value is change during the execution of program
to declared any variable we use the following syntax
datatype variablename ;
for example
int a1;// declared variable a1 of type integer
a1=90; // initialized variable a1
To declared any variable it does not mendatory to intialized that vaiable at that time but when we using any variable it mendatory to intialized that variable.
