Answer and Explanation:
The adjusting journal entries are as follows:
On Dec 31
Amortization expense $22,150 ($110,750 ÷ 5 years)
To Copyrights $22,150
(Being amortization expense is recorded)
Here amortization expense is debited as it increased the expenses and credited the copyrights as it decreased the assets
On Dec 31
Amortization expense $19,250 ($38,600 ÷ 6 years × 10 ÷ 12)
To Patents $19,250
(Being amortization expense is recorded)
Here amortization expense is debited as it increased the expenses and credited the patents as it decreased the assets
On Dec 31
No journal entry is required