Explanation:
Contamination can have undesirable consequences in real experiments, some of them are related to the feelings that may arise in the research participants, the contamination bias reduces the differences between the research groups, and can cause a comparison between the treatments of each different group, the which can generate conflicts and rivalries on the part of groups that consider themselves to be inferior to others. These contamination-related problems can significantly interfere with the research results.
Answer:
<em>The world is developing because of new technology and advance gadgets to use. .The overuse of devices or children addicted to technology/gadgets like tablets, laptops, computers, smartphones, video games, etc. may reduce student's self-motivation, ability, and interest in learning.</em>
Answer:
A. Banks will increase the interest they charge for loans and increase the interest they
pay out for deposits.
Explanation:
If the Fed raises interest rates, it increases the cost of borrowing, making both credit and investment more expensive. This can be done to slow an overheated economy
Answer: Constantinople
Explanation:
Byzantium has, for centuries, been a barrier to the overflow of Islam into Europe. Eventually, in 1453 it fell into the hands of the Ottomans. Islam spread from the east, and Constantinople was a barrier to further expansion. When Mehmed II conquered Constantinople, the city became the Ottoman capital, and it was from that administrative and political center that the Ottomans organized further military campaigns towards Europe. In this way, they also tried to spread Islam. There are several examples where they have succeeded in these endeavors. These examples are obvious in some countries of Southeast Europe.
