1. Blackjack
2. Erik's grades are slipping
3. Arthur
4. True
5. Erik and Arthur
6. Castor
7. He's been expelled
The correct answer is B.
The first two sentences are establishing characteristic shared by both petroleum and coal. The word "however" is used to contrast the similarities already presented with the differences that will be stated in the following sentences.
Answer:
GOOD OR BAD.
it's not about what you have
but how you use it
nothing is good or bad
unless you choose to make it so
before you blame a trait
think about what you can do
to turn things around
and make it work out for you