in regards to C programming

8. int avg(float.float, float) means A. returns float value and passes three float values B. returns int value and passes three float values C. returns long int value and passes three float values 9. The arguments of caller function are called A. actual arguments B. formal arguments C memory variable 10. Function prototype is not compulsory when function definition is given A. before caller function B. after caller function C. at the end of program I 11. The limitation of return statement is A. it can return only one value B. it is critical to use c. it consumes more memory space 12. Arrays are passed to the function by A Value B. Address cu none of the above 13. It is necessary to declare the type of function in the calling program if A. the function returns non integer value B. the function returns an integer C. the function is defined in the same file 14. By default, function returns A. Integer B. Float C NULL 15. The function name itself is an A. Address B. Value C. definition