Answer:
Over speculation and surplus of things such as agricultural products and gold and bad loans.
Explanation:
do your 55 missing assignments then >:O
To cause a source to be biased means that it is influenced by your opinion or another factor that is not factual. Bias can take away from the credibility because it is not completely true, as a source should be.
Russa, or the U.S.S.R. at that time. When the U.S. found out about Russian missiles in Cuba, they established sanctions once the U.S.S.R. got rid of the missiles. So as soon as the Russians put missiles in Cuba, it was a domino effect that led up to the cold war.