Which of the following would BEST fit into the category of a “revenue” bill?

i think the answer would happen to be the letter b

because the bar never runs out

couples always argue

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

b is the answer i am assuming