Consider the following statements on a set $A=\{1,2\}$

$\text{ I. }\mathrm{R}=\left\{\right(1,1),(2,2\left)\right\}$ is reflexive relation on A

$\text{ II. }\mathrm{R}=\left\{\right(3,3),(1,2\}$ is symmetric and transitive but not a reflexive relation on A

Which of the statements given above is/are correct ?