Identify the reagents used for the following conversion

A

$$A = LiAlH_4, B = NaOH_{(aq)}, C = NH_2-NH_2/KOH$$ ethylene glycol

B

$$A = LiAlH_4, B = NaOH_{(alc)}, C = Zn/HCl$$

C

$$A = DIBAL-H, B = NaOH_{(aq)}, C = NH_2-NH_2/KOH$$ ethylene glycol

D

$$A = DIBAL-H, B = NaOH_{(alc)}, C = Zn/HCl$$