A force F has magnitude 15N. Direction of F is 37 degrees from negative x axis towards positive y axis. Represent F in terms of $\hat{i} and \hat{j}$. 

• A

  $9\hat{i}+12\hat{j}$

• B

  $-12\hat{i}+9\hat{j}$

• C

  $-15\hat{i}$

• D

  $-9\hat{i}+12\hat{j}$