Answer:
1. d. Carboxylic acid.
2. c. Amine
Explanation:
1. The functional group in this case, is a carbon atom with a double bond with an oxigen atom and a single bond with a OH group, that's why this is a carboxylic acid.
2. In this case, tha carbon atom is bonded at the same time with two carbon chains and a NH2 group, that's why this is an amine.
