First one is sanitary and fourth one is hygiene, i didnt study this topic and dont know the rest sorry
Answer:
vaccination
Explanation:
Louis Pasteur had been working to find a vaccine that would cure cholera in chickens. His lab assistant gave an older, weaker strain of the disease to the birds. When these birds did not die Pasteur began to rethink his ideas a came up with our current method of administering vaccinations.
Europe wanted resources found in Africa in order to trade and grow their economy
Answer: The Supreme Court rupee that the constitution requires the states to provide defense attorneys to criminal defendants charged with serious offenses who cannot afford lawyers themselves
Answer: The battle of Yorktown marks the end of the American Revolution.
Explanation:
