"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.
The answer is A: name calling
When someone tries to persuade others against somebody else by using words that insult the person and not their reason, it is a type of logical fallacy called <em>Ad Hominem (name calling)</em>. <em>It is when one person rejects or criticizes another person's views based on their personal characteristics or things that are not relevant to the argument discussed.</em>
I would acknowledge and address overcrowding or
Make funding schools a priority.
Answer: The right answer is the A) Rich imagery that appeals to the readers’ senses.
Explanation: Just to elaborate a little on the answer, it can be added that by using a descriptive language—pavement <em>sparkling with sunlight</em>, pigeons <em>fluttering off the curb </em>and nodding over <em>a profusion of bread crumbs</em>—the poet Billy Collins is trying to appeal to the reader's senses (sound, sight, and even smell) with the goal of recreating the scene in a clear and persuasive way. The speaker is listening to music and he is in good spirits, and he wants to share his upbeat mood with the reader.