When you study pharmacodynamics you study?

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 united states constitution gives the the power to regulate interstate commerce.

Does (flavius) josephus believe the romans were merciful when they conquered people? how does he try to persuade the reader to support his belief?