The initial investment was $1,000 (01Jan). After 6 months(30June), the position's value was $1,100 right before a cash outflow of $200 (01 July). At year-end(31Dec), the total value of the position was $900. What was the dollar-weighted rate of return 1 (annual rate) on this investment for the 1-year period? (1) 5.39%; (2) 6.82%; (3) 8.24%; (4) 9.66%; (5) 11.08%; (6) 12.50%; 0 (7) 13.92%; (8) 15.34%; [p.a.]