hi, please help me, solution.

Answer:
error: incompatible types
Explanation:
Given
The attached code
Required
The output
Variable "a" is declared as float
While p is declared as a pointer to an integer variable
An error of incompatible types will be returned on line 3, int *p = a;
Because the variables are not the same.
To assign a to p*, we have to use type casting.
Hence, (b) is correct