The fable always explicitly states a moral truth. The fairy tale, in contrast, leaves all decisions about meaning up to us, whether we wish to make any application to our life or simply to enjoy the fantastic events it tells about.
According to the passage, a fable differs from a fairy tale in that a fable has
А a happy ending
B
an ethical meaning.
С
a complicated plot.
D
unusual events taking place.

since it is asking for her reaction to elnora's trouble at school you can rule out any answers with a positive response (b). then you can rule out (d), this is because it does not show the mother's reaction but the daughter's response. that leaves you with two options (a) and (c), by looking at the options you can rule out (c) because it isn't referring back to elnora's issues at school.

most likely the answer would be a.) cupidity

definitions:

cupidity - greed for money or possessions

hydrophobia - extreme or irrational fear of water, especially as a symptom of rabies in humans

pathology - the science of the causes and effects of diseases, especially the branch of medicine that deals with the laboratory examination of samples of body tissue for diagnostic or forensic

patho -   relating to disease

i think it is who. im not sure to be honest