Iat IiserVector AlgebraIAT (IISER) 2026MCQ+4 / -12026Consider the points $A(4\hat{i} + \hat{j} + 3\hat{k})$, $B(2\hat{j})$ and $C(-4\hat{i} + 3\hat{j} - 3\hat{k})$. Which of the following statements is TRUE?A$\overrightarrow{AB} \times \overrightarrow{BC} = \hat{i} + \hat{j} + \hat{k}$.B$\overrightarrow{AB} + 3\overrightarrow{BC}$ is perpendicular to $\overrightarrow{AC}$.C$\overrightarrow{AB}$, $\overrightarrow{BC}$ and $\overrightarrow{CA}$ are mutually perpendicular.D$A$, $B$ and $C$ are collinear.Check AnswerClear SelectionReveal AnswerShow Explanation