What was the MAIN purpose of the Roman aqueducts? to supply towns with clean water
B
to provide a way for ships to travel inland
C
to protect cities from invading armies
D
to show boundary lines between landowners
2020

so what is your question?

penis

explanation: im borded

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b

we need the answer choices to answer the question