If A={x:∣x∣<2,x∈Z}A = \{x : |x| < 2, x \in \mathbb{Z}\}A={x:∣x∣<2,x∈Z} and B={x:x2−1=0,x∈Z}B = \{x : x^2 - 1 = 0, x \in \mathbb{Z}\}B={x:x2−1=0,x∈Z}, what is A∖BA \setminus BA∖B?
{0}\{0\}{0}
{1,−1}\{1, -1\}{1,−1}
{0,1}\{0, 1\}{0,1}
{}\{\}{}