Consider the following function definition: void tripler(int& n) n = 3 * n;
In a main program, assume we have the following items defined: int a[3] = {4,5,6}; int number = 2;
Which of the following lines are acceptable function calls? Select all that apply
a) tripler(a[number]);
b) tripler(number);
c) tripler(a);
d) tripler(a[2]);
e) tripler(a[3]);