For the Hydrogen Halides, Which Is the Correct Sequence for A)

For the hydrogen halides, which is the correct sequence for a) the molecule with the weakest bond, b) the molecule with the shortest bond, and c) the molecule with the most polar bond?

A) HF HI HBr
B) HI HBr HCl
C) HBr HI HF
D) HI HF HF
E) HCl HBr HI