This question has Statement $-1$ and Statement $-2$. Of the four choices given after the statements,choose the one that best describes the two statements.
If two springs $S_1$ and $S_2$ of force constants $k_1$ and $k_2$,respectively,are stretched by the same force,it is found that more work is done on spring $S_1$ than on spring $S_2$.
Statement $-1$: If stretched by the same amount,work done on $S_1$ will be more than that on $S_2$.
Statement $-2$: $k_1 < k_2$.

• A
  Statement $-1$ is true,Statement $-2$ is true and Statement $-2$ is not the correct explanation of Statement $-1$.
• B
  Statement $-1$ is false,Statement $-2$ is true.
• C
  Statement $-1$ is true,Statement $-2$ is false.
• D
  Statement $-1$ is true,Statement $-2$ is true and Statement $-2$ is the correct explanation of Statement $-1$.