Question

Prototype of a function which returns a double value and accepts 4 float parameters a,b,c,d.(java)

a] public void sum(double a,b,c,d);

b] public double sum(double a, double b, double c, double d);

c] public double sum(float a, float b, float c, float d);

d] public void sum (float a, float b, float c, float d);​

Answer 1

Answer:

b is right ans and crt expl