A system has 12 magnetic tape drives and 3 processes : P0, P1, and P2. Process P0 requires 10 tape drives, P1 requires 4 and P2 requires 9 tape drives. Process P0 P1 P2 Maximum needs (process-wise: P0 through P2 top to bottom) 10 4 9 Currently allocated (process-wise) 5 2 2 Which of the following sequence is a safe sequence?