Let A={m, a, t, h}A = \{\text{m, a, t, h}\}A={m, a, t, h} and B={p, a, t, h}B = \{\text{p, a, t, h}\}B={p, a, t, h}. What is the set difference B∖AB \setminus AB∖A?
{m}\{\text{m}\}{m}
{p}\{\text{p}\}{p}
{a, t, h}\{\text{a, t, h}\}{a, t, h}
{m, p}\{\text{m, p}\}{m, p}