According to plutarch, what spartan educators most wanted from students was for them to:
a. write epics
b. win wars
c. reject discipline
d. serve in the assembly

Win wars was what they wanted students to do

If this question has multiple answers, it'd be that the letter is dated and it is a handwritten document. If it's multiple choice. I'd say, logically, it'd be a handwritten document because anyone can put a date on a paper but it's very difficult to recreate someone's handwriting. Also, considering it was in 1854, they used feather pens and ink.