For the system of linear equations

$2 x+4 y+2 a z=b$

$x+2 y+3 z=4$

$2 x-5 y+2 z=8$

which of the following is NOT correct?

  • [JEE MAIN 2023]
  • A

    It has infinitely many solutions if $a=3, b=6$

  • B

    It has unique solution if $a=b=6$

  • C

    It has unique solution if $a=b=8$

  • D

    It has infinitely many solution if $a=3, b=8$

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