Answer:
To her family: Informal but assuring tone.
To the school principal: Formal, disappointed, insisting tone of reparations.
To the school newspaper: Formal and educating tone of concern, with suggestions.
Explanation:
After undergoing a food poisoning scare, Lily feels the necessity to write 3 letters communicating about the incident:
1. In her habitual fortnightly letters to her family, where she informally usually asks about their well being and relates about happenings at school, she briefly informs them about the incident while assuring them and allaying their fears as to her health and well-being.
2. She writes a formal letter to the Principal, relating in a disappointed tone, about the poor food quality served at the cafeteria, the consequential incident of food poisoning scare that occurred, and concludes by insisting on an urgent response and attitude from the school head and administration.
3. She further writes a formal article to the school newspaper alerting about the hazards of poor food conditioning. its consequences and possibly proposes suggestions to prevent the continuation of such ills.
