I Don't see any multiple choice answers but i'm going to take a gander and guess that the answer you are looking for is "<u>Coal</u>"
Baptism:) hope this helps!
16. A
17. B
18. A
19. A
20. B
21. A
22. D
23. A
These were researched answers, but I cannot guarantee you an A, just in case, I can guarantee however that most of them may be correct.