When attempting to make a purchase, a user receives the message "Unfortunately, this option is not available. Please choose a different payment method." Which of the following actions would be most appropriate for the user to take next?
A) Retry the same payment method after refreshing the browser.
B) Contact customer support for assistance with alternative payment options.
C) Cancel the order and try purchasing from a different website.
D) Continue attempting the payment method as it may still be processing.