When You Pay for Your $74 Purchase at the Grocery

When you pay for your $74 purchase at the grocery store with a debit card,you are

A) transferring $74 of currency from your bank account to the grocery store's bank account.
B) withdrawing $74 from your bank account with which you pay for your groceries.
C) transferring your claim on $74 worth of gold to the grocery store.
D) electronically transferring $74 of deposit money from your bank account to the grocery store's bank account.
E) essentially promising the grocery store that your bank will pay them $74 at the end of the month when debts are settled.