Which term refers to a fast, graceful sailing vessel of american design that cut travel time between the east coast and california?
a.
frigate
b.
blockade runner
c.
scow
d.
clipper ship

The correct option is D

A clipper is a sailboat appeared in the nineteenth century, elongated and narrow, with three or more masts, and characterized by its high speed. The name clíper comes from the English noun «clip», informal word that denoted at the time «speed». The expression "at a good clip" is used to refer to something that happens quickly. The clipers were the swan song of sailing due to the harassment of mechanically propelled ships.

explanation:

a primary sousrce was there already born and a secondary sousce is when a soil that has been use is being use again that a secondary

by 1880, germany had more rail lines than great britain and russia.