Question

Question was provided via image upload.

Explanation:

1. "Boulevard" is a proper noun (part of a street name) and should be capitalized.
2. US postal standard requires a space between the city, state, and zip code.
3. Formal salutations in letters require a colon after the greeting.
4. The listed items are parallel, so no extra conjunction is needed before the final item in this context.
5. "Yours Truly" is a formal closing, capitalized, followed by a comma.

Answer:

1. G. 210 Recording Boulevard,
2. C. Nashville, Tennessee, 37209
3. H. Dear Sir or Madam:
4. D. Correct as it is
5. H. Yours truly,