Напишите отрицание и задайте 5 вопросов к предложению: The bank issued a letter of credit to the customer

The bank didn't issue a letter of credit to the customer.

Did the bank issue a letter of credit to the customer?

Did the bank or traveling agency issue a letter of credit to the customer?

What issued a letter of credit to the customer?

What did the bank issue to the customer?

The bank issued a letter of credit to the customer, didn't it?