For each separate case below, follow the three-step process for adjusting the Accumulated Depreciation 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. Accumulated Depreciation: The Krug Company's Accumulated Depreciation account has a $20,500 balance to start the year. A review of depreciation schedules reveals that $23,000 of depreciation expense must be recorded for the year. \begin{tabular}{|l|l|l|l|} \hline & & & \multicolumn{2}{|l}{ Accumulated depreciation } \\ \hline Step 1: Determine what the current account balance equals. & & & \\ \hline & & & \\ \hline Step 2: Determine what the current account balance should equal. & & & \\ \hline Step 3: Record the December 31 adjusting entry to get from step 1 to step 2. & & \\ \hline & & & \\ \hline \end{tabular} b. Accumulated Depreciation: The company has only one plant asset (truck) that it purchased at the start of this year. That asset had cost $58,000, had an estimated life of five years, and is expected to have zero value at the end of the five years. The company uses straight line depreciation method to calculate its depreciation. \begin{tabular}{|l|l|l|l|} \hline & & & \multicolumn{2}{|l|}{AccumulateddepreciationTruck} \\ \cline { 1 - 4 } Step 1: Determine what the current account balance equals. & & & \\ \hline & & & \\ \hline Step 2: Determine what the current account balance should equal. & & & \\ \hline Step 3: Record the December 31 adjusting entry to get from step 1 to step 2. & & \\ \hline & & & \\ \hline \end{tabular} c. Accumulated Depreciation: The company has only one plant asset (equipment) that it purchased at the start of this year. That asset had cost $60,000, had an estimated life of seven years, and is expected to be valued at $12,400 at the end of the seven years. The company uses straight line depreciation method to calculate its depreciation