Part a

which statement is a main idea of “dorothy vaughan biography”?

dorothy is known as a pioneer in her work at nasa.

she write a manual about how machines do math.

she was an educator before joining naca.

dorothy works with both white and black women.

part b

which quotation from the text best supports the answer to part a?

“…she collaborated with other well-known (white) computers like vera huckel and sara bullock on projects such as compiling a handbook for algebraic methods for calculating machines.”

“in 1958, when the naca made the transition to nasa, segregated facilities…were abolished.”

“vaughan came to the langley memorial aeronautical laboratory in 1943, during the height of world war ii, leaving her position as the math teacher…”

“…vaughan was both a respected mathematician and nasa's first african-american manager.”

Armed with invisible ink, a cipher system, and a passion to end the war and preserve the union, elizabeth van lew became butler's eyes and ears in the confederate capital city. truth be told, however, she became much more than that. she became a spymaster, the person responsible for running a network of agents, couriers, and safe houses that was very active during the war. in addition to the spying, elizabeth van lew continued to maintain her church hill home as a safe house and something of a local union spy headquarters. —the dark game, paul janeczko what is the central idea of this passage? van lew’s home was used as a safe house, which was critical to the confederacy. van lew had a passion to end the war and preserve the union. van lew was a spymaster, a leading force in the espionage activities for the union. van lew did not enjoy working for general butler.