Which method is used to allocate best$-$selling books such as the latest Harry Potter?

A$.$ contest

B$.$ first$-$come, first$-$served

C$.$ command

D$.$ majority rule

E$.$ market price

Which method is used to allocate the opening kick at the Super Bowl?

A$.$ majority rule

B$.$ lottery

C$.$ sharing equally

D$.$ personal characteristics

E$.$ command