Answer:
Philadelphia
Explanation:
Philadelphia is the the busiest port. The city was built along the Delaware River. Many people moved to Philadelphia because of the port. Farmers, merchants, and traders in Pennsylvania, New Jersey, and Delaware relied on the Philadelphia port.
"Water" is the one among the following choices given in the question that <span>is an inexhaustible energy resource. The correct option among all the options that are given in the question is option "C". The other options are incorrect and can be avoided. I hope that this is the answer that you were looking for and it has come to your help.</span>
The answer is D.billions. Galaxies can contain billions of stars and are quite massive in size.
