Data Structures using C++

Consider the following definition

template

Item smaller(Item a, Item b)

{

if (a < b)

return a;

else

return b;

}

What restrictions are placed on the Item data type for a program that uses the smaller function?

A. The Item data type must be either int, double, or float.

B. The Item data type must be one of the built-in C++ data types.

C. The Item data type must have a copy constructor and a < operator defined.

D. None of the above restrictions apply.