On January 1 Conner Inc. had $2,600 of supplies on hand. On August 12 the company appropriately recorded the purchased of an additional $3,500 of supplies on account. On December 31 there were $2,900 of supplies left on hand. The company records annual adjusting entries. Which one of the following entries should the company record? a) At year end record a Dr. to Supplies Expense and a Cr. to Office Supplies of $3,500. Ob) On August 12 record a Dr. to Supplies Expense and a Cr. to Accounts Payable of $3,500. Oc) At year end record a Dr. to Supplies Expense and a Cr. to Office Supplies of $3,200. O d) On January 1 record a Dr. to Office Supplies and a Cr. to Accounts Payable of $2,600 At year end record a Dr. to Supplies Expense and a Cr. to Office Supplies of $2,900