In the Early 1900s, Your Great-Great-Grandfather Probably Purchased His First

In the early 1900s, your great-great-grandfather probably purchased his first automobile.After years of driving horses and buggies, your great-great-grandfather got in his new car and drove it into his new garage.Great-great-grandfather's new automobile was an example of a

A) continuous innovation.
B) dynamically continuous innovation.
C) dramatically continuous innovation.
D) discontinuous innovation.
E) distinct innovation.