In regards to limitations of liability, a "waiver" is:

a.

A written contract by which one party (first party) agrees to give up his/her rights to sue the other party if the first party suffers injury

b.

A written contract by which a person assigns future rights to an insurance company

c.

An implied verbal contract not to sue an event organizer that takes effect any time a person engages in a dangerous sport

d.

An implied undertaking by which two parties agree not to sue each other for future damages

e.

A written contract by which an event organizer agrees not to sue a spectator/participant