I will give u brainliest and 5 star and thanks if its correct

Which term refers to a group or community that forms the focal point of a study and consists of all the people considered for evaluation in the research? a. sample b. population c. variable d. mean

Canada economy usa test prep i am stupid i don’t get it

In exchange for land, a knight agrees to be a sort of sub-vassal to a vassal. this agreement was known as: investiture homage tyranny subinfeudation