Can u help me on this

According to the belmont report, the moral requirement that there be fair outcomes in the selection of research subjects, expresses the principle of: a. beneficence. b. respect for persons. c. justice.

Nami conducts an investigation on plants. she places a grow light on a timer to give the plants different amounts of light to see if this would affect their growth. in this investigation, the amount of light is the .

What does the point on the graph represent? a. aggregate supply and demand equilibrium b. aggregate supply c. aggregate rising prices and supply d. aggregate rise in gdp