Modern theories of acids and bases are very important in understanding acidic nature and basic nature. Which statement about these theories is false

• A

  $\mathrm{HCl}$ is an Arrhenius acid as well as B-L acid

• B

  ${\mathrm{BF}}_3$ is a Lewis acid but not B-L acid

• C

  ${\mathrm{HSO}}_4^{-}$ is a B-L acid but not an Arrhenius acid

• D

  ${\mathrm{Cl}}^{-}$ is a B-L base as well as Arrhenius base