If coefficient of real expansion ${\gamma }_R$ is 3 % more than coefficient of apparent expansion, coefficient of linear expansion of material is
 

• A

  $\frac{{\mathbf{\gamma }}_{\mathrm{R}}}{303}$

• B

  $\frac{{\mathbf{\gamma }}_{\mathrm{R}}}{103}$

• C

  $\frac{{\mathbf{\gamma }}_{\mathrm{R}}}{203}$

• D

  $\frac{101{\mathbf{\gamma }}_{\mathrm{R}}}{300}$