Brainliest if correct

On December 1, 1913, Henry Ford installs the first moving assembly line for the mass production of an entire automobile. His innovation reduced the time it took to build a car from more than 12 hours to one hour and 33 minutes, Henry Ford combined interchangeable parts with subdivided labor and fluid movement of materials to create his moving assembly line in 1913. The resulting productivity gains and price cuts led manufacturers of every type to adopt Ford's innovative production methods.

c

Explanation:

uncle sam would be tossing and turning in his grave : *)

yes

explanation:

the fighting words doctrine, in united states constitutional law, is a limitation to freedom of speech as protected by the first amendment to the united states constitution. in 1942, the u.s. supreme court established the doctrine by a 9–0 decision in chaplinsky v. new hampshire.