| List-I (Stage of Demographic Transition) | List-II (Country/Tribe) |
| (A) High Fluctuating Stage | (I) Rainforest tribes |
| (B) Early Expanding Stage | (II) Angola |
| (C) Low Fluctuating Stage | (III) India |
| (D) Late Expanding Stage | (IV) Japan |
If vector \( \mathbf{a} = 3 \hat{i} + 2 \hat{j} - \hat{k} \) \text{ and } \( \mathbf{b} = \hat{i} - \hat{j} + \hat{k} \), then which of the following is correct?