MISS LAN BEGAN HER JOB AS COMPUTER PROGRAMMER 5 YEARS AGO.A. MISS....

46. Miss Lan began her job as computer programmer 5 years ago.A. Miss. Lan has been a computer programmer for 5 yearsB. Miss. Lan hasn't worked as a computer programmer for 5 yearsC. Miss. Lan had been a computer programmer for 5 years.D. Miss. Lan used to be a computer programmer for 5 years.