Q.
A. aε(-1, 1) ∪ (2, 3)
B. a ε [-1, ½] ∪ [1/2, 1]
C. a ε (-1/2, 1/2) ∪ (3/2, 2)
D. a ε (-1/2, 1)
E. None of the above
Correct choice: B
Explanation: