Writers were influenced by the cultural context in which they wrote

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

Which shows the best path to find the number of centimeters in 1 yard?

In the construction of a new housing development which factor of production can be categorized as land?