The answer to your question is d you are very welcome
Let us choose Extra study. Knowing that opportunity cost is related to the opportunities lost by choosing one specific course of events than others. By choosing an extra study and spend hours studying something, my opportunity cost will be the school sports practice hours that could be spent in this time. Another opportunity cost would be the social interaction, in a club, for example, lost because of the extra study decision.
The Bible contains The Old Testament and The New Testament. The Old Testament comes first. There are 39 in the old and 27 in the new.
:"From 1628 to 1642, French sailors captured slaves on foreign slave ships and brought them into the French colonies. "French settlers also bought slaves from foreign slave ships," Frederic Regent, a historian at Paris' Sorbonne, told Enjeux magazine in 2008.