Let `A= {1, 2, {3, 4}, 5}`. Which of the following statements are incorrect and why?(i) `{3, 4}sub A` (ii) `{3, 4} in A` (iii) `{{3, 4}} subA`(iv) `1 in A` (v) `1 subA` (vi) `{1,2, 5}subA` (vi)` {1, 2, 5} ⊂ A` (vii) `{1, 2, 5} ∈ A` (viii) `{1, 2, 3} ⊂ A` (ix) `φ ∈ A` (x) `φ ⊂ A` (xi) `{φ} ⊂ A`