Shirley Invented a New Product in March 2008

Shirley invented a new product in March 2008.She publicized the invention and shared the product with the public to stimulate demand.She also needed time to finance the obtaining of a patent for the product.In May of 2009,she finally had the ability to patent the product.Can she still obtain a legal patent,and if so,for how long?

A) No,because she waited for over one year after the product was used by the public before attempting the patent.
B) No,because she publicized her invention.
C) Yes,she can obtain a patent for 20 years from the date of the invention.
D) Yes,she can obtain a patent for 20 years from the date of the patent application.