To Recoup Their Costs in the Development of Plants Such

Multiple Choice

To recoup their costs in the development of plants such as lupinus texensis, AKA the "maroon bluebonnet," and Beta Sweet carrots, AKA the "maroon carrot," scientists and their sponsors usually file:

A) Patents.
B) Trademarks.
C) Copyrights.
D) Restrictive covenants.
E) None of the above.