The correct answer is longitudinal
Research data can be related to time in two ways: In the first, all variables refer to a single period, time is constant, this is the transversal method. In the second, the variables can refer to different moments, the time is now variable, and the method is now classified as longitudinal.
In longitudinal methods, time is variable. It can be just a before and after, hourly intervals throughout the day, months throughout the year, years over decades ... what matters is that there is more than one moment, more than one period.
An embassy promotes its home culture and economy in the hosts country.
Answer: comparative advantage theory
Explanation:
Suggested by David Ricardo in the early 19th century it is a guiding principle leading to the idea of free trade. (McGraw Hill understanding business)
China produces most of the world’s supply of rare earth metals.
