On January 1,2020 , Whispering Co. enters into a contract to sell a customer a wiring base and shelving unit that sits on the base in exchange for $2,800. The contract requires delivery of the base first but states that payment for the base will not be made until the shelving unit is delivered. Whispering identifies two performance obligations and allocates $1,120 of the transaction price to the wiring base and the remainder to the shelving unit. The cost of the wiring base is $670; the shelves have a cost of $330. (a). (b) (c) Prepare the journal entry on February 25, 2020, for Whispering when the shelving unit is delivered to the customer and Whispering receives full payment. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. If no entry is required, select "No entry" for the account titles and enter 0 for the amounts.)