I believe what you're looking for is economics, but I could be wrong.
Answer:
C
Explanation:
Because I know this answer bc i legit just had it
The answer to this question is: Invention
The romans civilization was known as the civilization that made the most inventions during that period.
One of their famous inventions is the development of wheels, that allow us to carry several objects that weigh several times heavier compared to our body weight.
Answer:
question 1
1 to be happy
2 to have rights
3 not to be scared
question 2
donate to poor
keep every one happy
question 3
to clean my neighbourhood and grow lots of plants