The answer to your question is true
A.
They decided to meet where the band was performing.
Answer:
no pen is mightier than sward
Answer:
It is considered to be a bit disrespectful to write to a teacher in an unprofessional, casual manner, the way you would a friend because you aren't close on a personal level. Of course it depends on the teacher and subject of the letter/email/etc. as well.
I would say that they were Klondike novices and unfortunately did not pull their weight in camp or on the trail, always shirking their responsibities .and taking advantage of other hard working members of the crew. Thus they were not an asset to the party of men seeking their fortune and braving the hardships of the trip to the Klondike.
