How would you like to our world, how could you make this world a better place? (4 sentences)

I would like to help our world and make it a better place by:

Recognizing the humanity of other people, and respect their dignity.

Saving water, using less paper.

Being generous.

Volunteering for good causes, schools, geriatric homes, reciclying campaigns.

every person should make it a priority to serve at least two hours per week.

it's an extremely important civic responsibility that is invaluable to citizens most in need is the correct one

the answer should be the first one. "many people find his lyrics very moving."

it by far makes the most grammatical sense and is very objective, removing any first person from the original sentence and keeping with the sentence fluency.