Draw the structures of all isomeric alcohols

(i) Draw the structures of all isomeric alcohols of molecular formula and give their IUPAC names,
(ii) Classify the isomers of alcohols in the above question as primary, secondary and tertiary alcohols.

(i) Eight isomers are possible.

(ii) In the above isomers,
Primary alcohols — (a), (d), (e), (g);
Secondary alcohols — (b), ©, (h);
Tertiary alcohols — (f)