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Based on the information given, a formal letter is simply a letter that an individual writes to those in position of authority.
<h3>How to write a formal letter</h3>
The following are required when writing a formal letter:
- Write your name and contact information.
- Then, include the date, recipient's name, and contact.
- Write a subject..
- Write a salutation.
- Write the body of the letter.
- Include a sign off.
- Then, ensure that you proofread your letter.
Learn more about letter writing on:
brainly.com/question/24623157
Answer: The answer is 3
Explanation: A semicolon is used when an author could've chosen to end their sentence, but chose not to. This is the case in number 3. Hope I helped!