# Two sets A and B are as under : $A =\{ (a,b) \in R \times R : |a-5|<1$ and $|b-5| <1\}$; <br> $B= \{(a,b) \in R \times R$: <br> $4(a-6)^2 + 9(b-5)^2 \leq 36 \}$. Then ;
( A ) $B \supset A$
( B ) $A \subset B$
( C ) $A \cap B = \phi$ (an empty set)
( D ) Neither $A \subset B$ nor $B \subset A$