Taft took a stronger stance on trusts, more government control, and wanted federal income tax.
The bottom level, the peasants, were the largest social class and were the workers that were the farmers and construction workers.
The *Red Scare* was a wholly unjustified political ploy that crippled the ability of the USA to deal with the USSR in a forthright manner so no it was not justified in the least.
The answer is B: U.S.S. Maine.
Pearl Harbor occurred in 1941, when Japan bombed it and brought the US into WW2, and the U.S.S. Arizona was one of the battleships destroyed during the attack. Also, San Juan Hill was the battle during the US-Spanish War then-commander Teddy Roosevelt fought in.