Refer to "President John F. Kennedy's Speech at Rice University." What is President Kennedy's purpose in addressing the public at Rice University?

to remind citizens of their rich history as pioneers of science and industry

to boast about America's lead in the space race over all other countries

to explain why the goal of reaching the moon first is necessary for America

to describe how space scientists and engineers plan to reach the moon

Which is not among the style choices a writer would use, if he or she is trying to establish a formal writing style/

Read the excerpt from elie wiesel’s all rivers run to the sea. why were those trains allowed to roll unhindered into poland? why were the tracks leading to birkenau never bombed? i have put these questions to american presidents and generals and to high-ranking soviet officers. since moscow and washington knew what the killers were doing in the death camps, why was nothing done at least to slow down their “production”? that not a single allied military aircraft ever tried to destroy the rail lines converging on auschwitz remains an outrageous enigma to me. birkenau was “processing” ten thousand jews a day. stopping a single convoy for a single night—or even for just a few hours—would have prolonged so many lives. based on the paragraph, the author would most likely agree that it is best to avoid confrontation at all costs. people need to be proactive when they witness an injustice. countries should remain neutral to keep alliances strong. moscow and washington are to be blamed for the holocaust.

What are themes in exhalation by ted chiang