What's your real rate of return if your savings account pays 2.5% interest and inflation is at 1%?
A 1.5%
B. 2.5%.
C. 3.5%
D. Can't calculate.

Complementary goods. they go together, thats why one price increase and the others demand increases

Dis the correct answer

Idon't think that is an answer, but see where you going with itfun fact: rome became the capital city of a unified italy in 1870 after taking the title from florence.