Final answer:
The correct statement to declare and create variable t is 'int t = 0;'.
Step-by-step explanation:
The correct statement that declares and creates variable t depends on the data type needed. From the given options, the correct statement is a) int t = 0;
The statement a) int t = 0; declares and creates an integer variable named t and initializes it with the value 0.
It is important to choose the appropriate data type when declaring a variable based on the intended use and the value it will hold.