Answer:
A journal entry for Richardson Company was prepared and is shown below.
Step-by-step explanation:
Solution
 A JOURNAL ENTRY FOR RICHARDSON COMPANY
Date Account Title Debit Credit
Dec 31 Prepared Advertising ($9900 *1/12) 825
 Advertising expenses 825 
 To record for insurance the adjusting entry
 Thus,
The advertising expense for the month elapsed in the present year. therefore a one month prepared advertising was deducted or debited.