The correct answer among all the other choices is a. formality. This is not something to consider when revising for clarity. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
No matter how wealthy they may be it doesn't give them happiness.
Answer:
It connects different parts of text using phrases or words by connecting ideas.
Explanation:
ex: "in conclusion"
Answer:
It is because solar power illustrate the flow