Regardless of Where in the World a Vineyard Is Located

Regardless of where in the world a vineyard is located, in order for the winery to produce a Burgundy, it must use varietal grapes that originated in Burgundy, France. The most effective way for a new California grower to plant a vineyard to produce Burgundy is to

A) plant seeds obtained from French varietal Burgundy grapes.
B) transplant varietal Burgundy plants from France.
C) root cuttings of varietal Burgundy grapes from France.
D) cross French Burgundy grapes with native American grapes.
E) graft varietal Burgundy grape scions onto native (Californian) root stocks.