How did frederick w taylor's studies impact industry in the early 1900's?

Read the excerpt. this is an example of a strong conclusion because it summarizes why the author thinks joan of arc is a significant historical figure. leaves out evidence that was already proven in the body of the essay. adds information that was originally omitted in the body of the essay. summarizes everything the author has written without providing an opinion.

President reagan supported economics tax proposals. a. keynesian b. federal c. supply-side d. demand-side

Why did true colony of roanoke fail?