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Can someone please HELP ASAP!
I have 2 questions

QUESTION 1:

Identify the following text feature.

Aberration, 300
Adams, 168
Agnes, Marie, 5
Alar, 34
Aldebaran, 44, 66

A. Index
B. Glossary
C. Headings and Subheadings
D. None of the choices


QUESTION 2:
Which of these choices expresses the below phrase more positively?
I don’t doubt it.

A. I doubt it.
B. It is doubtful.
C. I believe it.
D. It is unbelievable.