Answer:
flexible
Explanation:
docile seems to have a neutral connotation and unstable has a negative connotation. usually, the word flexible is describing a positive aspect, making it have a positive connotation.
Answer:
D. apostrophe
Explanation:
apostrophes join words for brevity's sake. some examples are: have not -> haven't, will not -> won't, could not -> couldn't
Answer:
Tuned means:
Explanation:
1. Adjust a musical instrument to the correct or uniform pitch
2. Adjust something such as a radio or television to the right signal
3. Adjust an engine or balance mechanical part on a vehicle so it runs smoothly.
4. Adjust or adapt something to a particular situation.
I think in this text it's definition 4, but that's just me.
Sorry I could only answer half of your question.