Answer:
Compare/Contrast
Explanation:
The passage is comparing the traditional way of making ice-cream to using liquid nitrogen as a way to make ice-cream.
Answer:
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Explanation:
The Congress, of course, must rightly keep itself informed at all times of the progress of the program. However, there is certain information, as the Congress itself will readily recognize, which, in the interests of our own security and those of the nations that we are supporting, must of needs be kept in confidence.