John and nancy were raised in illinois and speak only english. many of their neighbors, however, have immigrated from countries outside the united states and speak english as a second language. john's and nancy's desire to have a positive relationship with their diverse neighbors illustrates the imperative for studying intercultural communication.
(a) economic
(b) technological
(c) peace
(d) demographic

D) Demographic.

Explanation:

John's and Nancy's desire to have a positive relationship with their diverse neighbors illustrates the demographic imperative for studying intercultural communication. There is a substantial increase in the diversity of the population. John and Nancy need to study intercultural communication to positively relate to their diverse neighbors.

The idea that principles of morals are inherent in nature

Explanation: The concept of natural law takes a stance which argues that certain moral principles of action are innate and intrinsically exhibited by humans. It argues that this moral concept are already ingrained in individuals and are responsible for the level of morality, behavior and attitude exhibited by an individual. Natural laws are different from learnt principles or ideas, they aren't cultivated habits but rather those ethics which are discovered to be a naturally inherent in a person.