C-03-Q065mediumsingle_mcqx2−5x+6=?x^2 - 5x + 6 = ?x2−5x+6=?a(x−2)(x−3)(x-2)(x-3)(x−2)(x−3)b(x+2)(x+3)(x+2)(x+3)(x+2)(x+3)c(x−1)(x−6)(x-1)(x-6)(x−1)(x−6)d(x−5)(x−1)(x-5)(x-1)(x−5)(x−1)