Two particles of mass 1 kg and 3 kg have position vectors $2 \hat{i} + 3\hat{j} + 4 \hat{k}$ and $-2 \hat{i} + 3 \hat{j} - 4 \hat{k}$ respectively.

Question

( A ) $-\hat{i} + 3 \hat{j} - 2 \hat{k}$
( B ) $\hat{i} + 3 \hat{j} - 2 \hat{k}$
( C ) $-\hat{i} - 3 \hat{j} - 2 \hat{k}$
( D ) $-\hat{i} + 3 \hat{j} + 2 \hat{k}$