Which Methods Can Be Used to Prepare Alcohols

Which methods can be used to prepare alcohols?
I. addition of H₂O to alkenes in the presence of H₂SO₄
II. reacting alkanes with a concentrated solution of MOH
III. hydrolysis of alkyl halides
IV. methanol can be prepared from CO and H₂ in the presence of a heterogeneous catalyst
V. removing one oxygen atom from a carboxylic acid

A) I) , II) and IV)
B) I) , III) , and IV)
C) II) , III) , and V)
D) I) , II) , and V)
E) II) , IV) and V)