im very confused pls explain each part

8) Choose the correct answer for each question on the reaction converting sm into pd ( 42pt) : a) Which functional group IR peak is nresant in only one compound below? (A.) carbonyl C=O peak, 1700cm1 B. acid OH peak, 25003500cm1 C. alcohol OH peak, 32003500cm1 starting material (sm) product (pd) D. amine NH peak, 33003500cm1 b) Classify the pd amine: A. 1 (B.) 2 C. 3 D. 4 c) Classify the pd alcohol: A. 1 B. 2 (c.) 3 D. 4 d) Give the IHD (index of hydrogen deficiency) for the sm: A. 1 (B.) 2 C. 3 D. 4 1000