Who was elected president of the united states in 1860?

Abraham Lincoln was elected president of the United States in 1860, winning a majority of 180 votes, all of which came from northern states.

James Buchanan Jr. 1857 to 1861

Explanation:

James Buchanan Jr. was an American lawyer and politician who served as the 15th president of the United States from 1857 to 1861. He previously served as secretary of state from 1845 to 1849 and represented Pennsylvania in both houses of the U.S. Congress. He was an advocate for states' rights, in particular pertaining to the institution of slavery, and minimized the role of the federal government in the nation's final years before the Civil War.

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b