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Correct Answer: B) Build.
Correct Answer: D) MOSAIC.
Correct Answer: D) Artifact.
Correct Answer: B) USA.
Correct Answer: A) Robert Koch.
Correct Answer: C) Space pen.
Correct Answer: C) Karl Benz.
Correct Answer: A) Electric train.
Correct Answer: C) A-Antonie van Leeuwenhoek.
Correct Answer: B) Lewis Edson Waterman.
Correct Answer: C) Leonardo Da Vinci.
Correct Answer: A) 1794.
Correct Answer: B) The light a cat's eyes gave off on a fence.
Correct Answer: B) Harmonium.
Correct Answer: A) He had more than 1, 000 patents and created many important inventions.
Correct Answer: A) Henry Ford.
Correct Answer: B) Kellogg.
Correct Answer: B) Refridgerator.
Correct Answer: C) American Invention.
Correct Answer: C) Solar lamp.
Correct Answer: A) Farming.
Correct Answer: B) Television.
Correct Answer: D) Gas mask.
Correct Answer: C) 6.
Correct Answer: A) Crossbow.