Answer 1

You will find the correct answer at Java course here...

Btw, in advance a parameter or argument are values (variables, objects also arrays, etc) wich a method receives as input to do its work (necessary for that)..

Example:

public int greaterNumber(int number1, int number2){
return Math.max(number1, number2)
}

Where number1 and number2 are both the parameters of the function/method greaterNumber..

Excuse my english, i hope it helps you.. bye :)