What may be applied to certain payment methods according to the bank charges?

The correct choice relates to the concept of additional expenses incurred when using specific payment methods. Extra charges often encompass a variety of potential fees that a bank or service provider can impose based on the type of transaction or payment method utilized by the customer. This can include transaction fees that are specific to credit or debit card transactions, wire transfers, or cross-border payments, reflecting the added costs associated with processing those payments.

Processing fees, service fees, and membership fees are more specific categories of charges that may apply in narrower contexts, but "extra charges" offers a broader understanding of incidental costs that can arise depending on a customer's chosen payment method. By identifying "extra charges," one recognizes the variability in fees associated with different banking services and payment types, capturing the essence of what customers might encounter when they engage in financial transactions.