A={0,1,2,3,4,5}
R≡{(0,3),(3,0),(0,4),(4,0),(1,3),(3,1),(1,4),
(4,1),(2,3),(3,2),(2,4),(4,2),(3,3),(3,4),(4,3),
(4,4)}
Total 16 elements
Not reflexive as (0,0),……,(2,2)∈/R
Symmetric ∵∀ all a,b
(a,b)&(b,a)∈R
Not transitive ∵(0,3),(3,1)∈R
but (0,1)∈/R
⇒ Only S2 correct