Why we we can say that the heart acts like a battery

What did populists set their sights on after achieving some success on a local level in the late 1800s?

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

What are the most populous and least populous areas of russia? and why are some areas more heavily populated than others?