Which two statements about ultraviolet light are true? A. It causes bacterial growth in old water pipes.
B. It is a type of sunlight that gives people sunburns.
C. It makes microbes in drinking water harmless.
D. It harms plants that grow downstream from dams.
E. It increases the growth of dangerous microbes in reservoirs.

Even before world war ii had ended, it was apparent that the allies would not remain friends in the post-war era. describe how the conflict between the superpowers manifested itself in the following region: europe.

Who became a national hero when she refused to give up her bus seat to a white passenger in montgomery, alabama? a) rosa parks b) medger evers c) coretta scott king d) martin luther king jr.

“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?