Answer:
Alexis's purpose in writing the letter is to persuade the principal that the volunteer program should not be required.
The answer would be Preferiria.
Since this unknown person is speaking about her/him self, we can tell that he or she is traveling alone. If the person is saying Nosotros viajariamos then the verb would be preferiamos.
Hope this helped - Maria S.
Una guitarra tiene tantas cuerdas de un guitarrón. < < < correrct