Why is it important to determine how many research participants are needed before conducting a study?

Kara spent a lot of time discussing an upcoming election with friends and studying the websites of different candidates and political bloggers

Now she has decided to spend the summer working as a volunteer for the candidate she thinks is best, who is not her parents' choice. Kara's actions fit Marcia's description of _____ identity status. A) foreclosure B) achievement C) moratorium D) diffusion

Before the age of 3, most social activity involves simply being in the same place at the same time, without real social interactions

Indicate whether the statement is true or false.