What are the powers to tax and to build roads?
a. powers reserved to states
b. powers delegated to the national government
c. concurrent powers
d. powers denied to the states

An experimenter is examining the relationship between age and self-disclosure. a large sample of participants that are 25 to 35 years old and participants that are 65 to 75 years old are compared, and significant differences are found with younger participants disclosing much more than older people. the researcher reports an effect size of .34. what does this mean

The two-factor theory of emotion was proposed by

The first national government for the united states was