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The experiment this question refers to is Pavlov's Dogs.
Ivan Pavlov was a russian physiologist who is most known for his work with classical conditioning.
Answer:
E) the superiority of the Portuguese navy over English and Dutch forces.
Explanation:
In the early 16th century, two countries of Europe had ventured far away to try to find new trade routes to India and Asia: Spain and Portugal. Without knowing it, Spain had discovered for Europe a new continent, and Portuguese sailors managed to circumnavigate Africa. English and Dutch maritime expeditions with trade purposes took place at a later time.
Harriet Beecher Stowe is the auther of uncle toms cabin
The correct answer is B; Fields became more productive, spurring population growth.
Further Explanation:
When the fields became more productive the farmers had more food and could make more money. This had others coming to start their own farm and grow foods. Other ways medieval towns and cities had growth was the trade fairs that would be put up. This helped the cities and towns grow larger and have more of an economy.
When the towns and cities grew, they needed merchant guilds to form and take responsibility for the improvements in the towns and cities. They also were so much trading going on that they started using the credit system instead of using cash.
Learn more about the medieval Europe at brainly.com/question/2474934
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