Which sentence is written using the most formal style? A. If you grant me the privilege of working at your company, get assured that I will do my utmost to work good. B. I've got a lot of customer service experience — like, a lot. I've worked in customer service for years and years. C. I have several years of customer service experience as well as extensive knowledge of the construction industry. D. I really like the way your company works, and think I would make an excellent customer service rep for you guys.