Since you provide no options,
The event that marked the unification of spain was the marriage of Ferdinand of Aragon and Isabella of Castille in 1496.
their marriage set the stage for the Creation of the Kingdom of Spain
hope this helps
The American businesses have been favoring the overseas expansion of the USA because it was in their interest to make more profit.
The overseas expansion of USA meant that bigger market was going to open for the products and goods for the American businesses. Also, they were going to be able to create affiliations in those new territories, which was very desirable because the labor force was much more cheaper but had pretty much the same efficiency.
Also, apart from the opening of the new markets in the gained territories, the businesses, through their affiliations were going to be much closer to the other big markets, thus minimizing the coast for transportation. All of these things were going to make much bigger profit tot he American businesses, so they were very fond of such a move.
They were found 50 to 56 million years ago, and they originated in North America
"The Civil War encouraged industrial growth by challenging industries to make products more quickly and efficiently than they had been made before."
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The New Deal restored a sense of security as it put people back to work. It created the framework for a regulatory state that could protect the interests of all Americans, rich and poor, and thereby help the business system work in more productive ways
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