The correct option is A). a business letter, which is usually handwritten.
What is a written communication?
Written communication is a type of communication which involves any type of message that makes use of the written word.
It is any written message that two or more people exchange.
It is the most important and effective of any mode of business communication. Thus, a business letter is a type of communication is usually handwritten.
Learn more about the written communication here:-
https://brainly.com/question/10664960
#SPJ2
