Which of the following describes the set of integers xxx such that x2≡x(mod14)x^2 \equiv x \pmod{14}x2≡x(mod14)?
x≡0,1(mod14)x \equiv 0, 1 \pmod{14}x≡0,1(mod14)
x≡0,1,7,8(mod14)x \equiv 0, 1, 7, 8 \pmod{14}x≡0,1,7,8(mod14)
x≡0,8(mod14)x \equiv 0, 8 \pmod{14}x≡0,8(mod14)
x≡1,7(mod14)x \equiv 1, 7 \pmod{14}x≡1,7(mod14)