C. Is a Factual Statement
This one is tricky, because scientific law can explain an observation, or be used to make a prediction, but I believe that C. is the most correct of the 4 answers.
To ensure future trade with european countries and to help economic growth
It was B. Eric the Red who was the Viking explorer who sailed west from Iceland and set up a colony on a large land mass that he called Greenland.
When individuals make decisions in which benefits exceed costs, they are B. using a rational decision-making model.
It is assumed that rational human beings would try to make a profit in whatever it is that they are doing.
To make a profit, one has to have the benefits of the venture exceed the costs of the same venture so that the costs would be covered and there would still be some benefits left.
When an individual therefore makes a profit by engaging in a decision where benefits exceeded cost, this was the rational thing to do.
In conclusion, a decision where benefits exceed costs is a rational decision.
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