The correct order of acidic strength is $.......?$

Which of the following is incorrectly matched?

Which of the following are not in accordance with the property mentioned against them?
$I$. $F_2 > Cl_2 > Br_2 > I_2$ : Oxidising power
$II$. $MI > MBr > MCl > MF$ : Ionic character of metal halide
$III$. $F_2 > Cl_2 > Br_2 > I_2$ : Bond dissociation enthalpy
$IV$. $HI < HBr < HCl < HF$ : Hydrogen-halogen bond strength

Which of the following are mixed anhydrides?

On boiling an aqueous solution of $KClO_3$ with iodine,the following product is obtained:

Given below are two statements:
Statement $I$: The increasing order of boiling point of hydrogen halides is $HCl < HBr < HI < HF$
Statement $II$: The increasing order of melting point of hydrogen halides is $HCl < HBr < HF < HI$
In the light of the above statements, choose the correct answer from the options given below