Answer:
Observational method/Field experiment
Explanation:
A field experiment is conducted on a daily bases. In this field experiment, the experimenter still manipulates the independent variables.
But this happened only in real-life settings. In this experiment, the experimenter was not in that condition to control the extraneous variables. This experiment can conduct real life.
Thus Terence mentor recommends the observational method/field experiment.
Answer:
The main European countries active in this form of colonization included Spain, Portugal, France, the Kingdom of England (later Great Britain), the Netherlands, and the Kingdom of Prussia (now Germany), and, beginning in the 18th century, the United States.
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Answer:
7, 2, 5 are the best answers.
Answer:
Railroads
Explanation:
The western side of America is known to be as the region of Great Plains. The area with mountains and desert led the region to be famously known for Indians, cowboys, outlaws, prospectors, and covered wagons on trails. With no river system and roads to connect with the other side of America, railways became major transportation in supplying crops.
