Two springs have spring constants ${\mathrm{K}}_{\mathrm{A}}$ and ${\mathrm{K}}_{\mathrm{B}}$  and ${\mathrm{K}}_{\mathrm{A}}>{\mathrm{K}}_{\mathrm{B}}$. The work required to stretch them by same extension will be

• A

  More in spring A

• B

  More in spring B

• C

  Equal in both

• D

  Noting can be said