I believe the answer is: The presence or absence of music
independent variable refers to the type of variables that are not influenced by other variables. This represent the things that can be controlled by the researchers in order to ignite a certain causal relationship with the dependent variables ( the things they want to measure)
Answer:
c. "Currency Exchange"
Explanation:
According to my research on Economics, I can say that based on the information provided within the question the term being described in the question is called "Currency Exchange". When exchanging currency for example, Argentinian Peso (ARS) with United States Dollar (USD), There are two values a sales price and a buying price.
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They had trade routes and sold to the people of the lands.
Answer:
the Kings taxes people heavily to pay for magnificent palaces and other luxuries.
Explanation: