Vector product of two vectors $2\hat i\, + \,\hat j\,$ and $\hat i\, + \,2\hat j\,$ is

  • A

    $\hat k\, + \,\hat j\,$

  • B

    $\hat i\, + \,\hat j\,$

  • C

    $3\hat k$

  • D

    $2\hat i$

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