单选题
Customer Service DepartmentNorthland Electronics Center4022 First StreetWellingtonNew ZealandDear Northland Representative, I would like to share with you a positive experience I recently had with your company. On February 4, I ordered a DVD player and two DVDs from your online store. The【K4】______delivery time was five business days, so I expected to receive the items no later than February 11. When this day came and my order had not arrived, I was upset. I waited another week to【K5】______any unexpected postal delays, and then, on February 18, I emailed the Northland Customer Service Department about the problem. They responded immediately with an apology and promised to resend the order by express delivery at no extra charge. I received it just two days later, on February 20. I would like to【K6】______my gratitude to the Customer Service Department. You are a credit to your fine company, and you can count on my patronage for many years to come. Sincerely, Gavin Prigmore