Given the function below, which of the following are needed to change the function into a function template?

int smallest( int array[], int size) { int small=0, i; for(i=0;i

A. the data type must be numeric

B. the data type must be character based.

C. the data type must be an integer

D. the data type must have a < (less than) operator defined for it in order process the selective if statement.