Zachary Taylor and Winfield Scott were both military commanders in the Mexican-American War.
successful candidates for the US presidency.
veterans of the War of 1812 who became vice presidents.
Democrats who faced off against Whig candidates.

where is the subject? hahahaha

a plantation economy is an economy based on agricultural mass production, usually of a few commodity crops grown on large farms called plantations. plantation economies rely on the export of cash crops as a source of income.

i hope this : )

c. the passage of the fifteenth amendment