all except " is okay unless you are writing something that will be sold" and possibly "can lead to serious punsishment"
A coordinating conjunction is a word that joins two elements of equal grammatical rank and syntactic importance. They can join two verbs, two nouns, two adjectives, two phrases, or two independent clauses. The seven coordinating conjunctions are for, and, nor, but, or, yet, and so.
The correct way to put this would be I hardly have five hours of sleep a night upon arrival, but it's worth it.
Answer:
Hi, could you provide the excerpt as a reply to the answer? Thanks!