system employing accounting records that continuously disclose the amount of inventory is called b. c, d. Serpetual 8. The number of days' sales in inventory measures a. the length of time it takes to acquire, sell, and replace the inventory b. the length of time it takes to acquire and receive payment for the inventory c. the number of days inventory is on hand prior to sale d. the number of days inventory takes to arrive after ordering PERFORMANCE QUESTION 1 Revenue Journal and Subsidiary Accounts Journalize and post to the appropriate subsidiary accounts the following services that were provided on a PAY ATTENTION TO THE CROSS-REFERENCING REQUIREMENTS FOR A REVENUE OURNAL The following activity occurred Oct 4 Issued Invoice No. 78 to Lemon Co. for services provided on account, $1,240. Oct 19 Issued Invoice No. 79 to Hitchcock Inc. for services provided on account, $2,750. Oct 25 Issued Invoice No. 80 to Fletcher Inc. for services provided on account, 9,900 Page 25 Post Acct. Rec Dr Ref Fees Earned Cr REVENUE JOURNAL Date Invoice No. Account Debited Oct