Yung created an improvement in a machine; the improvement was an obvious change from the existing patented machine. Which one of the following is true?

Question 6 options:

a) Yung cannot get a patent for his improvement because it is an obvious improvement and notentirely new or novel.

b) Yung could get a patent for his improvement, and would thereby get an independent right to make, sell, or use his machine with the original machine incorporated into it.

c) Both Yung's improvement and the original machine lose their patent protection.

d) Yung could get a patent for his improvement, and has the right to make or sell the original machine.

e) The patent holder of the original machine has the right to patent the improvement.