Which of the following aspects is essential to ensure a sustainable and safe application of Artificial Intelligence?

the primary theme of "elegy written in a country churchyard" is a reflection about the significance of the lives of a group of modest people buried in a rural church cemetery. elegies focus on the death of an individual or group of people, and they generally have a melancholy tone. hope this you all.

1. it me on problems i dont know.

2. i can others, which gives me extra practice

3. i learn new things.

4. it fun and easy to use which relives stress.

5.i can prepare myself for tests and quizzes

hope this buddy!

plz mark brainliest

- courtney

the answer is "the man who came here yesterday was selling magazines."