What factors to unify the many different peoples of the united states

The following are sumerian inventions, except

Census data is an example of: public information. private behavior. private information. public behavior.

Which of the following is true of emotions? (a) a neurologically-intact baby can show at least six distinct emotions at birth. (b) the character of emotions changes as we develop cognitively. (c) basic emotions are culturally- and developmentally-based. (d) in general, adults cannot interpret infant emotions until the infants are 10 to 12 months old.