11. Graceful
12. C
13. C
14. Imaginable
15. Alluring
16. Dully
17. C
18. C
19. C
20. Noiseless
Answer:
This one, of course: which sentence uses an informal style
Explanation:
It lacks capitalization and punctuation.
pneumonoultramicroscopicsilicovolcanoconiosis is an artificial long word said to mean a lung disease caused by inhaling very fine ash and sand dust
A because it compares her smile to the sun without using like or as