Will 2/5+√3 be rational or irrational? Why? O a. The answer would be rational. An irrational number plus an irrational number is always rational. b. The answer would be irrational. A rational number plus arational number is always irrational. Oc. The answer would be rational. A rational number plus an irrational number is always rational. Od. The answer would be irrational. A rational number plus an irrational number is always irrational.