it is a bussness class. Please short answer, no more than 5 sentences

55.List and briefly describe the primary modes of discovery. 56.Describe the difference between direct examination and cross examination. When is each used? 57.Define: Alternative Dispute Resolution, Mediation, Arbitration. 58.List the elements of a negligence case. What standard does a jury use to determine whether or not a Defendant was negligent? 59. What is the exclusionary rule? When does it apply? 60. What are the elements of a valid contract? Briefly define each element. What are the elements of a valid offer