Let W=span{(1,1,0),(0,1,1)}W = \text{span}\{(1, 1, 0), (0, 1, 1)\}W=span{(1,1,0),(0,1,1)}. What is a vector in W⊥W^\perpW⊥?
(1,−1,1)(1, -1, 1)(1,−1,1)
(1,1,1)(1, 1, 1)(1,1,1)
(1,0,1)(1, 0, 1)(1,0,1)
(0,1,0)(0, 1, 0)(0,1,0)