You haven't given enough information for this question to be answered.
Answer:
My responsibility in my community was always picking up discarded trash on the side of the road. I know it's small but it really helped the people in my neighborhood. I also had to take care of the community garden. :)
A : by using I throughout it makes it feel as if you are experiencing the situation yourself
Need more info. Not being specific
Answer:
The answer is B
Explanation:
It is the most gramatically correct choice