In which of the following cases will the acidic character of a carboxylic acid be the highest?

  • A
    Lower $K_a$ and $pK_a$ values
  • B
    Lower $K_a$ value and higher $pK_a$ value
  • C
    Higher $K_a$ value and lower $pK_a$ value
  • D
    Higher $K_a$ and $pK_a$ values

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