Start a fight in the comments section

Which research model refers to the study of an individual, group, or community over a predetermined period? a. cross-sectional model b. sectional model c. cross-sequential model d. longitudinal model

Which term describes a possible explanation of, or answer to, a scientific question that is based on prior knowledge or research and that is testable?

Who is eric smith what did he do to derrick robie? did he stick a stick inside derrick robie?