The answer is this chart demonstrates the marginal cost initially decreases as production increases.
Roberto will use rational choice theory to make the decision.
<u>Explanation:</u>
The act or process of understanding and modelling the economic and social behavior is known as the rational action theory or the rational choice theory. The theory generally predicts the pattern of choices and its outcome.
Here in the given excerpt, Roberto moved in to a new city and he wanted to find a mosque in order to practice Islam. From this we can infer that he chose to practice a religion and therefore he wanted to find worshiping place to practice (here he shows the understanding of the social behavior).
Therefore, we can conclude that Roberto exhibited the theory of rational choice to make a decision.
The answer is ethnic group.
This is when they share common traits such as their nationality,
ancestry, culture and shared religion, language as well as other
characteristics. There are times when
some leave one ethnic group and join others. This can be seen when they go to
other places and settle there.
<h3>
d.Classroom instruction is more effective than online instruction for teaching declarative knowledge.</h3>
Explanation:
Though online instruction have been proved as a reliable source of learning, there are some learning processes which may have better results if taught in the classrooms.
One such case is imparting declarative knowledge. Declarative Knowledge is essentially descriptive and conceptual information which describes a certain topic in a detailed manner.
It requires a lot of time and effort to impart declarative knowledge. Therefore, classroom instruction proves more effective than online instruction while imparting declarative knowledge.
Answer:
Establishing Arabic as the official language throughout the empire
Explanation: