The correct answers:
1) tainted source is adulterated, biased and corrupted information that may eventually affect a study, trial, investigation.
2. Historical research is important because it can help students and teachers (masters, professors, educators) understanding with assurance the fact in a essay/ study/ investigation. The main purpose of historical research is preserving and interpreting facts correctly.
example of dubious secondary information: fake news, when there is divergent information about an official source of information. Often the source language is not appropriate, accurate, and unbiased.
The correct answers are:
1. The wars have resulted in the deaths of hundreds of thousands of civilians.
In both of this wars, the biggest damage has been done to the civilian population that didn't had any responsibility whatsoever for the actions of the governments/leaders. Apart from the huge amount of deaths, millions of people have migrated or are trying to migrate to other more developed and safer countries.
3. Despite long wars, battles with insurgencies in both countries continue.
Even though both of this wars are lasting for over a decade, the situation in neither of them is not stabilized to an acceptable level and there's still lots of battles and terrorist attacks taking place.
5. The wars have been expensive, costing trillions of dollars.
The wars have been heavily sponsored by the budgets of the countries involved, and trillions of dollars that could have been used for good causes, war spent on creating wars that don't seem to have any positive effect.
6. Thousands of US troops have been killed.
Another issue that revolts the US public is that thousands of US troops have been killed in this wars, and since most of the people do not agree with the reasons for the wars, it is something that creates lots of anger and displeasure in the country.
actually it is D. some people to work for economic and social reform.
Answer:
The us goverment used the domino theory as a justification for its involvement in the vietnam way. along with its support for non-communist dictator in southern vietnam
Explanation: