For a credit card transaction, which entity posts the transaction to the customer$$s$/$cardholder$$s account and sends out monthly account statements?

$1.$

For a credit card transaction, a merchant posts the transaction to the customer$$s$/$cardholder$$s account and sends out monthly account statements.

$2.$

For a credit card transaction, the issuing bank posts the transaction to the customer$$s$/$cardholder$$s account and sends out monthly account statements.

$3.$

For a credit card transaction, a card holder posts the transaction to the customer$$s$/$cardholder$$s account and sends out monthly account statements.

$4.$

For a credit card transaction, a payment processor posts the transaction to the customer$$s$/$cardholder$$s account and sends out monthly account statements.