It can be inferred from the passage that the author of the passage considers Allen's "discovery" (see highlighted text) to be

The passage suggests that Professor Clive Holmes would most likely agree with which of the following statements?

According to the passage, which of the following was true of most villages in seventeenth-century England?

The author uses the word “Paradoxically” in the highlighted text most likely in order to

The passage suggests that which of the following is probably true of the food retail systems in North America and Western Europe?

According to the passage, survey respondents in Hong Kong mentioned which of the following as a reason for their patronage of wet markets instead of supermarkets?

The primary purpose of the passage is to

The results of the "recent study" mentioned in the highlighted text suggest which of the following about the relationship between wage-earner status and employee turnover?

According to the passage, which of the following is true of the majority of studies of employee turnover?

According to the passage, each of the following is a way in which higher wages can affect productivity EXCEPT: