Why do cities and even empires develop around rivers and other bodies of water?

wait so (ima delete the answer if i get , so i dont steal points. i apparently cant comment) could someone me with this one? the same photo.

sections b and e in this image both represent (3 points)

select one:

a. district courts

b. courts of appeal

c. trial courts

d. supreme courts

i actually think that the correct answer is: the roman senate power's could not exercise complete control over the common people or plebeians.

.hope that . and can i get brainest point