I think you forgot to give the options along with the question. I am answering this question based on my research and knowledge. The condition that must have existed during the second four-month period can be described as depression. I hope that this is the answer that has actually come to your great help.
The three key types of productivity are technological productivity, managerial productivity, and human labor productivity
In an ethnographic study of black and white working-class men, Deirdre Royster (2003) found that the job market was Not fair and not meritocratic
Explanation:
Deirdre Royster has put this popular wisdom to a test – revealing the subtleties and inequalities of a place of work in the Race and the Invisible Hand which favour the white person looking for jobs above the black one.
Royster is finding a reference in the stories of 25 black and 25 white men from the same vocational school who were looking for work on the same blue collar job market in the beginning of the 1990's.
Having carefully studied the professional successes, work ethics and values of Black men in the sense of particular deprivations, her research shows that young black and white men are the main differences— access to connections that are very relevant in job searches and admission.
Revenue that is derived from sales of goods or services
It is clear that Ms. Long is using the principle of scaffolding in her classroom.
This is a term in psychology coined by a famous psychologist Vygotsky. He believed that if we provide enough support for the children, while also giving them their independence, the children will soon succeed on their own, complete a task without our help. So here, Ms. Long knows that each of these students can help each other complete the task and thus improve their knowledge.