For each separate case below, follow the three-step process for adjusting the Supplies asset account at December 31. Step 1: Determine what the current account balance equals. Step 2: Determine what the current account balance should equal. Step 3: Record the December 31 adjusting entry to get from step 1 to step 2. Assume no other adjusting entries are made during the year. a. The Supplies account has a $500 debit balance to start the year. No supplies were purchased during the current year. A December 31 physical count shows $210 of supplies remaining. Supplies Step 1: Determine what the current account balance equals. Step 2: Determine what the current account balance should equal. Step 3: Record the December 31, adjusting entry to get from step 1 to step 2. b. The Supplies account has an $1,300 debit balance to start the year. Supplies of $3,100 were purchased during the current year and debited to the Supplies account. A December 31 physical count shows $900 of supplies remaining. Supplies Step 1: Determine what the current account balance equals. Step 2: Determine what the current account balance should equal. Step 3: Record the December 31, adjusting entry to get from step 1 to step 2. c. The Supplies account has a $5,000 debit balance to start the year. During the current year, supplies of $11,400 were purchased and debited to the Supplies account. The inventory of supplies available at December 31 totaled $3,260. Supplies Step 1: Determine what the current account balance equals. Step 2: Determine what the current account balance should equal. Step 3: Record the December 31, adjusting entry to get from step 1 to step 2