Question:
If vector \( \vec{a}=3\hat{i}+2\hat{j}-\hat{k} \) and vector \( \vec{b}=\hat{i}-\hat{j}+\hat{k} \), then which of the following is correct?
- A. \( \vec{a}||\vec{b} \)
- B. \( \vec{a}\perp\vec{b} \)
- C. \( |\vec{b}|>|\vec{a}| \)
- D. \( |\vec{a}|=|\vec{b}| \)