Which of the Following Is True of Copyrights

Multiple Choice

Which of the following is true of copyrights?

A) Copyright law protects original ideas in tangible or intangible form.
B) A copyright in the U.S.lasts for the life of the author or fifty years,whichever is shorter.
C) The Berne Convention mandated the use of the copyright symbol in order to establish copyright.
D) They Copyright Act is limited to forms of expression that can be written on paper and preserved.
E) A copyright begins when the work is fixed in tangible form,for example,when a book is written.