According to the introductory paragraphs of "The Country of the Blind," how did the mysterious mountain valley first become cut off from the rest of civilization?

Check below for the explanation

Explanation:

Every inhabitant of the village in the mysterious mountain valley in Ecuador became blind due to the outbreak of a pandemic ( a virus). They quickly adapted to that lifestyle of being blind that they began to see sight as a source of craziness. This was evident from the way they humiliated Nunez who thought he could use his sight as an advantage to rule them. Their blindness made them disconnected from civilization and they saw it as a normal way of life.

what are the choses?

the sample answer on e2020

conflicting values are demonstrated between two different groups in animal farm. first, the farm animals value hard work. this is shown by them working late and working long hours at the request of the pigs. napoleon and the pigs, however, sleep late daily. furthermore, the animals value equality. this differs from the value of napoleon and the other pigs. instead of equality, they value only gaining power and maintaining their own privilege, which is demonstrated by their taking extra milk and sleeping in beds.