Trail, dark (but they is a pronoun.)
Answer:
The text uses comparison to show different opinions about the use of cryptocurrency.
Explanation:
The textual structure refers to how the text was organized and how the ideas that make up that text are presented to the reader. Among the various types of textual structure we can mention the compare/contrast structure, where the author compares the elements that make up a given subject, showing the similarities and differences, the pros and cons that this subject presents.
This structure can be seen in the Pros and Cons of Cryptocurrency" section of the article "The Future of Money," where the author compares the advantages and disadvantages of using the cryptocurrency, allowing the reader to assess whether this cryptocurrency will be positive or not.
All activists work to change the world.
Activists are people who take on on issues they think that matter.
Some activists use social media as a tool, while others organise marches and strikes.
None would be the indefinite pronoun.
D the central idea. Because they are supporting details to the central idea of the text.