Question 23A polynomial of degree four with leading coefficient $1$ and integer coefficients has two real zeros, both of which are integers. Which of the following can also be a zero of the polynomial?$\dfrac{1 + i\sqrt{11}}{2}$$\dfrac{1 + i}{2}$$\dfrac{1}{2} + i$$1 + \dfrac{i}{2}$$\dfrac{1 + i\sqrt{13}}{2}$