A particle is acted upon by constant forces $4 \hat{i} +\hat{j}-3 \hat{k}$ and $3 \hat{i} + \hat{j} - \hat{k}$ which displace it from a point $\hat{i} + 2 \hat{j} + 3 \hat{k}$ to the point $5 \hat{i} + 4 \hat{j} + \hat{k}$. The work done in standard units by the forces is given by

Question

( A ) 30
( B ) 40
( C ) 25
( D ) 15