By what "rights" does Hamlet have a "right" to plot against and finally kill Claudius? Select all that apply.
A. By "right," Hamlet should have succeeded his father as king.
B. By "right," Hamlet can kill anyone he wants.
C. By "right" of medieval standards, Hamlet could (should) avenge his father's death.
D. By "right," Hamlet should be King of Norway as well.