Given the function prototype and variable declarations, which of the following is a valid function call?

Question

int something (int&, float&); // function prototype

int p, q; //variable declarations
float m;

a) cout << something (3, 7.5);
b) p = something (p, m);
c) cout << something (p + q, m);
d) q = something (q, 2.0);

Answer 1

b) p = something (p, m);