What is one of the most important challenges for both business and family? Why?

An education expert is researching teaching methods and wishes to interview teachers from a particular school district. she randomly selects ten schools from the district and interviews all of the teachers at the selected schools. which type of sample did she use in this study? a)systematic sample b)probability sample c)stratified sample d)cluster sample

How might reuionfucation of east and west germany in 1990 have been imporant turning point for the soilvet union

60+ points answer in 4+ sentences] part a) which issue do you think was most important in the concord city election? part b) explain your choice