Question

Business leaders _______ heavily in these new scientific discoveries and innovations, hoping to create new industries and expand old ones

In ______, Thomas Edison invented the light bulb

In 1876, Alexander Graham Bell ________ the telephone

Strong steel made possible a host of innovations, including _________ and the elevators to service them

Railroads could transport large amounts of ______ long distances quickly, cheaply, and efficiently

__________ ______ promoted the buying of American goods​

Answer 1

invested, January 1879, receives a patent for, skyscrapers, resources, assembly line