In his short concurrence, Chief Justice Burley Mitchell essentially says what? O a. we could have reversed the appeals court's ruling without all this effort to abolish the licensee -

invitee -trespasser trichotomy O b. none of the parties before us asked us to abolish the trichotomy O c. the jury at trial could have easily classified the plaintiff as an invitee owed the highest duty of care O d. he said all these things