To ensure that a study is ethical, the plan for the research must be approved ahead of time by the

group of answer choices
a. international research body
b. instructional resources board
c. institutional review board
d. institutional research board

In the kingdom of saudi arabia the government controls every aspect of oil production which makes up the majority of the country's economy. while other businesses are owned by individuals, the biggest segment of saudi arabia's economy is oil production. saudi arabia's economy would best be described as a) entirely market. b) almost entirely command. c) a mixture between just market and traditional. d) a mixed economy with large amounts of command.

Most of the workers who laid the central pacific railroad were?

She works very in school. in the same way, she worked diligently at home.