Final answer:
Setting up automatic payments helps prevent errors and makes managing the account easier.
Step-by-step explanation:
Out of the given options, option a. "Setting up automatic payments helps prevent this problem. You might want to consider that for the future." is the most appropriate response to the customer's situation. By setting up automatic payments, the customer can ensure that payments are made on time and avoid late payment fees. This is a practical solution that can help prevent errors and make managing the account easier.
For example, if the customer sets up automatic payments for their bills, the payment will be deducted from their account on the specified date, eliminating the need for manual payment and reducing the chance of errors or missed payments. It also saves the customer time and effort in managing their payments.
Therefore, option a. is the best response as it provides a helpful suggestion to the customer and addresses the problem effectively.