The relation between n₁ and n₂, if behaviour of light rays is as shown in figure is   

• A

  ${\mathrm{n}}_1>>{\mathrm{n}}_2$

• B

  ${\mathrm{n}}_2>{\mathrm{n}}_1$

• C

  ${\mathrm{n}}_1>{\mathrm{n}}_2$

• D

  ${\mathrm{n}}_1={\mathrm{n}}_2$