Choose the suitable option to complete the sentence:

The salutation or greeting part of a letter should be at _________.

Top left below address

The salutation or greeting part of a letter is typically placed at the top left, just below the address. This is a conventional format in letter writing. The salutation is the part where you address the recipient with a greeting, such as "Dear Mr. Smith" or "To whom it may concern." Placing it at the top left below the address is a standard practice in formal and business letters.