Answer:
A. costly.
Explanation:
The word marginal means costly in the field of economics. In general, the meaning of marginal is small, tiny and low. Marginal refers to the focus on the cost on the product or profit that is earned from selling of that product. Companies use marginal analysis as a tool in order to help them maximizing their profits so here in the sentence marginal refers to the cost.
Answer:
A) feudal arrangements.
Explanation:
After the fall of the Roman Empire, many groups of Germanic peoples would establish in the Roman territory. Their contact with the roman promoted many changes in the economy and society of the germanic peoples. With these changes, an aristocratic begins to develop, and an emergent monarchy that maintains itself through the work of peasants.<u> The arrangement between the Lord and the peasant was mutual and based on the favor exchange: the peasant would work on the Lord fields and will give a piece to him.</u>
C.) Letter from Birmingham Jail
Identity is a set of acttitudes and characteristics that differentiate us from other people, identity begins to form inside the family nucleus and is determined mainly by the environment in which the individual develops, then adolescence shows up and society comes into play, there we adopt other values and even modify some of our own, the society in which we develop will tell us which values are more accepted than others, but when we reach adulthood, we are a little more capable of determining what we accept and what we don´t, but our identity has already formed.