which statement about rational and irrational numbers is always true? A. Any irrational number multiplied by any non-zero rational number is equal to a rational number. B. Any irrational number multiplied by any non-zero rational number is equal to an irrational number. C. Any irrational number added to any rational number is equal to a rational number. D. Any irrational number added to any irrational number is equal to a rational number.