Why was maximilien de robespierre executed?

Hich answer supports the statement, "the state constitution is more detailed than the u.s. constitution"? a) the u.s. constitution was created after state constitutions had been established. b) the u.s. constitution only exists because the state constitutions allowed it to be created. c) the articles in the state constitution do not deal with amendments like the u.s. constitution does. d) the articles in the state constitution deal with more specific issues than does the u.s. constitution.

What was the primary goal of pre-historic man? a. cultural adaptations b. obtaining food c. developing settlements d. peaceful cohabitation

Why would the free rider problem prevent a private business from investing in the building of a city sidewalk?