Rising global temperatures have a broad effect on the ocean because as the ocean warms it can hold less carbon dioxide, so more CO2 is released into the atmosphere, where it is a greenhouse gas continuing to facilitate the same process the answer is (B).
The Irish immigrants who entered the United States from the sixteenth to twentieth centuries were changed by America, and also changed this nation. They and their descendants made incalculable contributions in politics, industry, organized labor, religion, literature, music, and art.