An owner permits a Pennsylvania real estate licensee to place a "For Sale" sign on the property. The next morning, the licensee does so and begins to receive inquiries. According to the Pennsylvania license law, which of the following statements best characterizes the license's actions

a. they violate license law if the licensee is a salesperson and not a broker -(Chegg postedquestion by me)

b. they violate license law if the owners permission is not in writing

c. they do not violate license law if the sign meets commission requirements

d. they do not violate license law if the licensee accurately represents the availability of the property