The “lesson” of “The Diamond Necklace” is:

Choose the best answer from the options below:
A people should not buy things they can’t afford
B people should be satisfied with what they have
C people are not as dependable as they say they are
D people are naturally greedy

C people are not as dependable as they say they are

The "lesson" of "The Diamond Necklace" is:

B people should be satisfied with what they have