Please assess the completion status of the following clinical trial:

Trial Title: Manual Therapy Versus Exercise on Knee Osteoarthritis

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE2
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Diagnosis of knee osteoarthritis.~Exclusion Criteria:~* Inability to ambulate at least 100 feet, ride a stationary bicycle for at least 10 minutes, or lie in the prone position for at least 10 minutes,~* Intra-articular knee injection within one month of study inception,~* A history of exercise induced or uncontrolled angina within three months of the study entry,~* Severe dyspnea at rest,~* Previous bilateral total knee arthroplasty,~* Pregnancy, OR~* The absence of knee pain at the time of recruitment for the study.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 89 Years
- Healthy Volunteers: t

Study Arms:
- Manual Therapy (Type: EXPERIMENTAL): Subjects will receive oscillatory (grade 1 \& 2) manual knee mobilization for 15 minutes at various knee range of motion positions.
- Therapeutic Exercise (Type: EXPERIMENTAL): Subjects will perform 15 minutes of combined resistance exercise and aerobic exercise.
- Control (Type: PLACEBO_COMPARATOR): Subjects will watch a 15 minute instructional video on a health topic.

Based on this trial design, predict the completion outcome and termination type (if applicable).