Which of the following reagents will cause the transformation seen above? Only input the letter into the box. H3O+ReagentABr2/H2OReagentBHClReagentCH2/PdReagentD 1) Hg(OAc)2,H2O 1) BH3 1) O3 2) NaBH4 2) H2O2,NaOH 2) Zn/H3O+ Reagent E Reagent F Reagent G 1) OsO4 1) mCPBA 2) NaHSO3,H2O 2) H3O+ Reagent H Reagent