Which of the following is the most likely reason the Dramatists Guild of America does not contract with production companies to hire their members like the Writer's and Director's Guilds do?
A There are fewer theatrical production companies than film production companies.
B Playwrights are fiercely independent and refuse to unionize.
C Playwrights must be paid royalties and screenwriters are not.
D Playwrights are scattered throughout the world and screenwriters and directors are located in Hollywood.