Using legal terms
To create a friendly tone
Formal
Using plain language, avoiding legal jargon, and showing empathy towards the client can help a lawyer create a friendly tone. Active listening and being approachable can also contribute to establishing a positive rapport with clients.
To sound like an expert
everyday language
The letter with the most formal tone would be letter C.
Lawyers aren't interested in friendly; they are interested in accurate, and at least in documents, neutral.
formal!
A formal tone helps establish the writer's respect for the audience and suggests that the writer is serious about his or her topic.
One would use formal language in a business letter because it is a formal means of communication. When writing a business letter, one wants the tone to be professional. Formal language can help the writer to achieve this.
Some rhetorical strategies of tone include the use of humor to lighten the mood, using a formal tone to convey seriousness, adjusting the pace of speech to create tension or emphasize key points, and employing repetition to reinforce a message or make a point more memorable. Each of these strategies can help persuade or engage an audience by shaping the emotional response to the message.
The imagery creates a dreary, cold, and fearsome mood and tone to the story.