How do the gps and gis technologies used in portland, oregon, improve public transportation in that city

GPS and GIS technologies improve the public transportation system in Portland, Oregon, by showing real-time information about bus routes and geographic information about bus stops to bus riders. This information can make public transportation more efficient and more popular with the city’s residents and visitors.

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.

(4,-2)

explanation:

6x+4y=16

-6x-9y=-6

-5y=10

y=-2

x=4