If a positive integer n, divided by 5 has a remainder 2, Which of the following must be true? I. n is odd II. n + 1 cannot be a prime number III. (n + 2) divided by 7 has remainder 2

II and III only

I only

I and II only

none



প্রশ্নের বর্ণনাঃ শীঘ্রই আসছে...