It's A)Slipping. For APEX
Answer:
You did a good job with that. However, I would change "results in ozone depletion" to "results in the depletion of ozone". This would catch the eye of readers.
Hello!
28) A
29) C
30) B
31) D
32) B
33) C
34) A
35) B
36) B
37) D
38) A
39) A
40) A
41) B
42) C
I hope it helped!