How did doctors at Valley Forge learn about inoculation?

What did the 13th , 14th 15th, and 19th amendments do?

Why would be a good national slogan that people could identify with and rally behind

Rational ignorance suggests that a. voters are ignorant on issues that are not of special interest to them b. voters do not pursue information about issues before voting c. low voter turnout is due to a lack of understanding of the platforms of each political party d. voters are uninterested in the electoral process