What caused the colonists to become upset with Great Britain?

Historians say the main reason the colonists were angry was because Britain had rejected the idea of 'no taxation without representation'. Almost no colonist wanted to be independent of Britain at that time. Yet all of them valued their rights as British citizens and the idea of local self-rule.

Explanation:

the answer is "by providing data about careers and annual mean wages"

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!