Answer:
usually your opinion and then facts to back it up
The correct answer is B. always.
They are always coplanar if there exists a geometric plane that contains them all, which indeed exists.
Answer:
you read the question again so that you understand what exactly is being asked of you. you can justify an answer by reading the information that you have and finding things that support your claim
"The Wooly Manner", Story by me.
One day there was a sheep, but not some ordinary sheep. This sheep was named Barnabuss, but the special thing was that he could sing. The other sheep in it's (pack?) got jealous, and started to make plots to murder(or assassinate) him. Barnabuss had been saving lots of coins to buy a new Home. He had met with one of his friends, whom said "I'd be happy to help you Barnabuss, after all, you saved my life".
I think you get the idea of where this is going.
The answer is "atmophere". This word does not have a "s" in it, like atmosphere.