Step 1: Format of an Application: The solution follows the formal structure of an application, including the receiver's address, date, subject, salutation, body, complimentary close, and sender's details.
Step 2: Tone and Language: The language used is formal, polite, and respectful, which is appropriate for an application to a Principal.
Step 3: Content: The body of the application clearly states the purpose of the request, provides a justification (educational value), mentions necessary details (teacher accompanying), and gives an assurance of good behavior.