The answer is b. many changes occurred throughout the countries hope it helps
<h2>Answer:</h2>
We can get involved into the local community structure by interacting with people in community or participating in the community structure.
<h3>Explanation:</h3>
Participation and the interaction is the most effective way of contributing in one community structure.
You can attend the meeting of the community.
You can arrange or participates in community service events.
Try to be ore interactive in community service events.
Share your ideas for the benefit of community.
Donate things for community.
Try to buy things from local community shops.
Answer: Secretive.
Explanation: The character of the described paragraph is a person who, looking for something eagerly, something that he considers as yours and that, however, if seen by others, would be taken from him, shows decision in his task, and precision in his act, since the last thing he wants is to be observed, detected in his intention.