'by hand' is a prepositional phrase which is functioning as an adverb phrase to explain HOW all books in Europe were once written.
Adverb phrases give additional details - like HOW something happens.
Answer:
I am confused
Explanation:
Tell me what the question is and I will help
Answer:
we had sat in the classroom
Answer:
Desired working conditions and lifestyle.
Explanation:
Margo is considering a degree and a <em>career</em>, meaning that what she is learning is applicable to said job(s) within that career. If she does not like the working lifestyle and conditions in the job, then most likely pursuing such a degree is not worth, and she should find a degree in which she is both interested and satisfied with the working conditions of.
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