Arrange $Ce^{3+}$,$La^{3+}$,$Pm^{3+}$,and $Yb^{3+}$ in increasing order of size.

  • A
    $Yb^{3+} < Pm^{3+} < Ce^{3+} < La^{3+}$
  • B
    $Ce^{3+} < Yb^{3+} < Pm^{3+} < La^{3+}$
  • C
    $Yb^{3+} < Pm^{3+} < La^{3+} < Ce^{3+}$
  • D
    $Pm^{3+} < La^{3+} < Ce^{3+} < Yb^{3+}$

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