Infrastructure development is the construction and improvement of foundational services with the goal of sparking economic growth and improvements in quality of life.
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Hope this answer helps you..!!</h2>
"diction" means word choice, aka the words that one chooses when writing or speaking. choice A uses this word correctly, because if you know more words, you'll be able to use "good diction" aka you'll have more words to choose from.
I think the best answer would be A
evidence and proof is important to support your credabilty
What passages? I can't answer this for you because I can't read the passages.