All of the Following Statements About Patents Are True Except

Multiple Choice

All of the following statements about patents are true except:

A) it is more difficult to obtain a copyright than it is to obtain a patent.
B) the four types of inventions protected by patent law are machines,manmade products,compositions of matter,and processing methods.
C) computer programs can be patented.
D) to be patented,an invention must be nonobvious.