Michael is a scientist who studies vegetation in the tundra. he lives in russia and is looking at buying a house in the region. he lives on the permafrost and has two houses to choose from. one was built with a regular foundation, like any standard house in the united states, and costs $5,000 less than the second house. the only difference he noticed was that the second house was built on a gravel pad. based on the information provided, which house should michael buy? a. michael should buy the first house. b. michael should buy the second house. c. either house would be a good investment for the region. d. neither house would be a good investment for the region.

“dear sir: it is with great reluctance, i trouble you on a subject, which does not fall within your province; but it is a subject that occasions me more distress, than i have felt, since the commencement of the war; and which loudly demands the most zealous exertions of every person of weight and authority, who is interested in the success of our affairs. i mean the present dreadful situation of the army for want of provisions, and the miserable prospects before us, with respect to futurity. it is more alarming than you will probably conceive, for, to form a just idea, it were necessary to be on the spot. for some days past, there has been little less, than a famine in camp. a part of the army has been a week, without any kind of flesh, and the rest for three or four days. naked and starving as they are, we cannot enough admire the incomparable patience and fidelity of the soldiery, that they have not been ere this excited by their sufferings, to a general mutiny or dispersion. strong symptoms, however, discontent have appeared in particular instances; and nothing but the most acitive efforts every where can long avert so shocking a catastrophe.” what’s the central idea?