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An integrated circuit is a single, miniature circuit with many electronically connected components etched onto a small piece of silicon or some other semiconductive material. (A semiconductor is a nonmetallic material that can conduct an electric current, but does so rather poorly.)
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Answer:
the first row in the letters section+
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The answer to your question is D. Coal.
Answer:
A set of instructions, written by a programmer, that is used by computers to perform tasks