Answer:Ferdinand II
Explanation:Columbus made his transatlantic voyages under the sponsorship of Ferdinand II and Isabella I, the Catholic Monarchs of Aragon, Castile, and Leon in Spain.
Answer:
Carnegie was able to monopolize the steel industry from 1889 to around 1901 when he sold his business to J.P. Morgan, the U.S.'s most prominent banker. John D. Rockefeller founded the Standard Oil Company, which dominated the oil industry and was the first great U.S. business trust.
Explanation:
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<span>The correct answer is d. both a and c. The Indian National Congress was one of the main parties that wanted independence, and is still one of the two strongest parties in the country. The sepoys were Indian soldiers under British or European rule who wanted to stop working for Britain and have their own military.</span>