<span>The correct answer is D. She feels so bad about missing the meeting. All other sentences use adverbs and adjectives incorrectly. First one has badly instead of bad, the second uses badly, while the third one should actually have badly instead of bad. The fourth one is grammatically correct.</span>
The indefinite word in this sentence is "all'' because it is formed from a indefinite pronoun therefore it is a indefinite adjective.
Answer:
Get into the proper headspace for self reflection