Within new york state, the Within New York State, the Genesee river and the susquehanna river flow mostly through which landscape region? (1) the Hudson-Mohawk Lowlands
(2) the Allegheny Plateau
(3) the Atlantic Coastal Plain
(4) the Adirondack Mountains

d. new methods of assembly are introduced.

explanation:

this allows for the goods to be made on a larger scale. not faster because now it is shown to be made better, hence the greater productivity in the question. it is calling for something new to be introduced.