Vroom Vacuums sells the Tornado vacuum cleaner. Each Tornado has a one-year warranty that covers any product defects. When customers purchase a Tornado, they also have the option to purchase an extended three-year warranty that covers any breakage or maintenance. Customers pay 20% less for the extended warranty if they buy it at the same time they buy a Tornado. How many performance obligations exist in the implied contract for the purchase of a vacuum cleaner? Number of performance obligations in the contract Identify the best descriptions of performance obligation from the following list. (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) Delivery of vacuum cleaner 7 One-year quality-assurance warranty 7 Option to purchase the three-year extended warranty