$A$ vector which is in the direction of $(3, 6, 2)$ and has magnitude $4$ is $.......$

  • A
    $\left(\frac{3}{7}, \frac{6}{7}, \frac{2}{7}\right)$
  • B
    $(12, 24, 8)$
  • C
    $\left(\frac{12}{7}, \frac{24}{7}, \frac{8}{7}\right)$
  • D
    $(-12, -24, -8)$

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