Which set of reagents Is used for the purpose of adding water to an alkene in a Markovnikov addition without rearrangement ?
a. BH₃THF followed by H₂O₂, NaOH
b. H₂OH₂SO₄
c. Br₂H₂O
d. Hg(O₂CCH), H₂O followed by NaBH₄, NaOH