10. The most effective way to rule out the presence of confounds in experiments is to O A measure them.
O B. ignore them.
C. let them vary.
O D. hold them constant.

What does it signify if point 1 shifts down and to the right? a. the price level and the real gdp are falling. b. the real gdp is falling, and supply is increasing. c. the price level is rising, and production is increasing. d. the price level is falling, and demand and the real gdp are rising.

What is donald trump wanting to build and have finished by 2020?

What is the county seat of ward county nd?