Answer:
A liability account in the balance sheet.
Explanation:
When rent is collected in advance, the entries required to be recognized at the point of collection is as follows;
Debit Cash account
Credit Unearned/Deferred rental revenue
The cash account is an asset while the Unearned/Deferred rental revenue is a liability account.
As such, the collection of rent in advance is A liability account in the balance sheet.