What did john white find when he returned to roanoke after serval years in england

Which of the following statements about new spain is true

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?

Linda, mike, and carol all call their group leader by her first name, juanita. a fifth group member, leslie, calls her ʺms. garcia.ʺ leslie has not accepted: