Alexander had previously prepared takeover by defeating the Persian army at Issus and captured the Mediterranean eliminating the threat of a Persian naval invasion. As well as keeping Persian land reinforcements from coming from the West, which was key in focusing on other points.
Wanting to limit British influence along their frontier, the French built a string of forts from Lake Erie towards the forks of the Ohio (present-day Pittsburgh). Because rivers were so important to transportation, the forks of the Ohio was a strategically important location, one that both nations wanted to control.
The most important events in the Renaissance was by far the art and observation.
Answer:
B preventing pollution of the environment
Explanation
According to the excerpt, the purpose of the Act is to protect the environment by preventing pollution which will contribute to sustainable development.
Therefore, based on the excerpt, the main purpose of the law is to prevent pollution of the environment.