The pigs did not actually work, but directed and supervised the others. with their superior knowledge it was natural that they should assume the leadership. boxer and clover would harness themselves to the cutter or the horse-rake (no bits or reins were needed in these days, of course) and tramp steadily round and round the field with a pig walking behind and calling out "gee up, comrade! " or "whoa back, comrade! " as the case might be. –animal farm, george orwell which statement best explains the central idea of this passage?

The pigs do not do the same amount of physical work as the other animals.

Explanation:

The pigs do not do the same amount of physical work as the other animals

Exp: Just answered it

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.