It is a complex sentence because it has a subordinate clause which is "more than 1,000 years passed before". Then the subject is Copernicus and the predicate is the rest of the sentence. The answer is B.
I hope I was able to help you. Have a good day.
I can be better wash away dirt if objective
One drawback of voluntary trade is that it can make one group dependent upon another for necessary goods.
Answer:
The attitude in this poem is optimistic & passionate
Explanation:
I beleive that this is correct I'm not completely sure