Find all roots of the equation (x2 − 4)(x2 + x) + (x2 − 4) = 0, expressing any non-real solutions in the form a + bi. A) {± 3 2 i, ±2} B) {± 3 2 i, ±4} C) {− 1 2 ± 3 2 i, ±2} Eliminate D) {− 1 2 ± 3 2 i, ±4}