finance help with #3 & 4 thank you

QUESTION 3 Music Professor Spinning Top recently makes a record of songs for use in his college music education class. The recording is mostly his originally, but uses several small pieces of music from old Miles Davis records. The Estate of Miles Davis which owns the rights to the compositions and sound recordings of the late Mr. Davis (who died in 1994) brings suit. Which of the following is true? A. The Davis Estate is suing on the theory of copyright infringement. B. The right to sue still exists even though Davis has died. C Professor Spinning Top probably has a fair-use defense D. All of the above. QUESTION 4 Which of the following distinguishes a copyright from a patent? A Copyrightable works need not be novel. B. Copyright law gives exclusive rights to the creator of a work C. Copyright laws prevent others from using the work originally created by someone. D. There are proper copyright laws in the U.S