Answer: James Lange theory of emotion.
Explanation: James Lange theory developed independently by two 19th-century scholars, William James and Carl Lange discusses the origin of emotions.
James Lange theory of emotion explains emotions as physiological stimuli occuring as a result of external events.
His physiological stimuli sweating and running happened as a result of the footsteps he heard.
Answer: A. Word of mouth is a useless data source.
Explanation: Experimentation refers to an empirical procedure or process which is used to validate an hypothesis or establish a fact. However, experimentation requires rules which guides the process, these rules are necessary in other to avoid bias, false conclusions or inference.
According to the options given in the question above, facts used in experimentation should be traceable and reproducible. Word of the mouth is a useless data source as it usually has no empirical basis. Expert opinion or information being established by three or six sources could be considered as a fact.
Answer:
Purchasing Power
Explanation:
Purchasing Power is the term used to characterize the value of a currency by describing the amount of goods and services that can be purchased by a dollar at a given time. Inflation tends to decrease this value.
The answer is social theories. It is because social theories
focuses more on the empirical evidence that lies in a framework in means of
using as a study in a way of interpreting the social phenomena that is
happening in the society.