i need help with the entries for this

During December 2020, Apartment Publishing sold 2,040 12-month annual magazine subscriptions at a rate of \$20 each. The first issues were malled in February 2021. Prepare the entries on Apartment's books to record the sale of the subscriptions and the mailing of the first issues. (Credit account titles are outomatically indented when the amount is entered. Do not indent manually. If no entry is required, select 'No Entry' for the occount titles and enter O for the amounts. Record journal entries in the onder presented in the problem. List all debit entries before credit entries.)