I have been living in this city ________ 2015. (A) (B) (C) (D)AtillBsinceCbyDforAnswer: B. since Read Explanation: Since is used with a specific point of time (year, date, day, etc.).2015 is a specific year, so since is correct.❌ for → used with a period of time (for 10 years)❌ till / by → not suitable with present perfect continuous here Read more in App