Identify the number of performance obligations for each scenario: A: Best Buy sells a dishwasher for $400. They include a warranty for one-year for free. The standalone price of the warrant is $80. Warranties are available from third-party companies. B: Abibas sells a customer 3 pairs of shoes. The customer purchases the shoes online, and Abibas agrees to deliver the shoes to the customer's home. O A: 1 B: 3 O A: 1 B:4 O A:2 B:3 O A:2 B:4 None of the above