6. There are different kinds of demonstrations for the definitions of acids and bases. Checking which expression
below is incorrect.
(A) In 1884, Arrhenius proposed the concept of acid and base based on the theory of ionization in aqueous
solution.
(B) The Bronsted-Lowry acid-base theory is to declare the concept of conjugated acid and base.
(C) For the pKa values of the carboxylic acids, the order is as below.
