The answer is the rarity in nature.
Answer: (A) Surveys are generally cheaper to conduct.
Explanation:
Both surveys and experiments are valid means to scientifically establish data about groups of people and how the way specific variables influence them. A survey examines the way a variable we have no control over has affected, for example, a group of people. In an experiment, one of the variables is manipulated while the other one is measured.
Surveys are comparatively inexpensive, especially if they are online surveys, and even if incentives are provided to participants.
<span>Marlow begins to realise many things about himself. I think that one of the larger themes is that he sympathises not with the white colonial oppressors but rather with the black "savages" that are oppressed. Indeed, Marlow begins to see the "white" souls of the black people and the "black" souls of the whites who exploit them; the heart of darkness lies within his own kind. Although Marlow is a product of the 19th century European colonialism, he </span>
North Korea and South Korea both received help from other nations during the Korean War. China supported North Korea; the United States supported South Korea are the countries intervened.
Answer: Option B
<u>Explanation:</u>
The Korean is the war fought between North Korea and the South Korea. It led to the split of Korea, eventually forming North and South Korea. This war was aided by some countries taking sides and supporting both of the parties.
North Korea was backed by People’s Republic of China and the South Korea was backed by United Nations, which was also supported by United States of America. The war led to an end in 1953 which lead to the split of two nations.
Answer:
Due to lack of technology.
Explanation:
It took several centuries before the civilizations of the two hemispheres had communication because of lack of technologies that can make a bridge of communication between two hemisphere. People are not interested in research and having old wrong beliefs that prevent them from growth and development but due to renaissance movement people get rid of false and wrong beliefs and work for the advancement of technology which leads to communication between two hemisphere.