Final answer:
The closing of a formal email is an optional element, although it is typically included for professionalism.
Explanation:
The closing of a formal email is optional.
While it is recommended to include a formal closing that precedes the author's name and title, it is not mandatory.
Examples of common closings include 'Thank you,' 'Best wishes,' 'Sincerely,' etc.
Learn more about Formal Email Etiquette here:
https://brainly.com/question/20429393
