🤓 Based on our data, we think this question is relevant for Professor Berhe's class at UNT.
In the structure shown below, the functional groups in the triangle, rectangle, pentagon and circle (in this same order) are
a) amine, ketone-ether, ether, amide
b) amide, ester, ether, ketone-amine
c) amine, ester, ether, amide
d) amine, ester, ether, ketone-amine