The idea that only the government can organize economic activity in a way that promotes economic well-being fora country as a whole

a. is a basic principle regarding individual decisionmaking.

b. amounts to a denial of one of the basic principles regarding interactions among people.

c. supports the idea that the "invisible hand" should guide economic activity.

d. was promoted by the economist adam smith in a well-known 1776 book.

The correct option is b

amounts to a denial of one of the basic principles regarding interactions among people.

Explanation:

That will greatly affect the economy if Government only organise economic activities, it will denial the basic principles regarding the interaction among the people. Therefore option b is the right option.

the correct answer would be b, when, queen, calder hall and london.

explanation:

we always capitalize words when a paragraph or sentence is starting, when an important name is used, when a place is being written, or simply when a noun is used, etc. so in this sentence, sentence is starting from 'when', so it will be written in capital letters. secondly, queen is considered to be an important person, so it will also be written in capital letter. next, the name of the town is mentioned, i-e calder hall, which will also be written in capital letters. in the last,   city name is being used, 'london', which will also be written in capital letters. so option b is the most appropriate one.