Journalize the entries to correct the following errors:

a. A purchase of supplies for $108 on account was recorded and posted as a debit to Supplies for $569 and as a credit to Accounts Receivable for $569. (
b. A receipt of $4,410 from Fees Earned was recorded and posted as a debit to Fees Earned for $4,410 and a credit to Cash for $4,410.