Mathematics Question from JEE Main 2026 · 23 January, Shift 2

Let $A = \{0, 1, 2, ..., 9\}$. Let $R$ be a relation on $A$ defined by $(x, y) \in R$ if and only if $|x - y|$ is a multiple of $3$.

Statement I: $n(R) = 36$.

Statement II: $R$ is an equivalence relation.