Which of the following correctly describes the importance of demonstrations to scientific
investigation?
In a demonstration, the effect of one thing on another is measured
A demonstration shows how something works often including models
A demonstration is a process involving scientific investigation.
In a demonstration, empirical data is collected.

i beleive a. is the only possible answer

disequilibrium means that either supply is greater than the demand for an available good, or that the demand for a product outstrips the available supply. it implies that the price for a is either too low creating large demand, or too high creating a large surplus of supply.

the phenomenon that would be cited as evidence of increased economic interdependence between europe and the americas is  the development of mercantilism.

this theory suggests that the wealth of a country depends on its economic assets, or capital.

hope this : )