C-02-Q094mediumsingle_mcqGiven P(x)=x5−x4+x3−x2+x−1P(x) = x^5 - x^4 + x^3 - x^2 + x - 1P(x)=x5−x4+x3−x2+x−1. Which of the following is a factor of P(x)P(x)P(x)?ax+1x + 1x+1bx2−x−1x^2 - x - 1x2−x−1