Please assess the completion status of the following clinical trial:

Trial Title: A Controlled Clinical Study to Determine the Gingivitis Benefit of Flossing

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~In order to be included in the study, each subject must:~* be at least 18 years of age;~* be physically able to floss their teeth;~* have a minimum of 18 natural teeth (teeth that are grossly carious, fully crowned, or extensively restored will not be included);~* have refrained from performing oral hygiene the morning of the Baseline visit;~* be in good general health;~* have interproximal MGI (Modified Gingival Index) score of \>2.8.~Exclusion Criteria:~Subjects are excluded from study participation where there is evidence of:~* severe periodontal disease;~* discoloration or pigmentation in the gingival tissue;~* meaningful misalignment of front teeth;~* fixed facial orthodontic appliances;~* use of antibiotics within two weeks of the Baseline Visit and at any time during the study;~* any diseases or conditions that could be expected to interfere with the subject safely completing the study.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: t

Study Arms:
- Brushing Only (Type: NO_INTERVENTION): Brushing Only with an Oral B manual toothbrush and Crest Cavity Protection, sodium fluoride dentifrice
- Brushing + Flossing (Type: EXPERIMENTAL): Brushing with an Oral B manual toothbrush and Crest Cavity Protection, sodium fluoride dentifrice, plus flossing with Glide floss

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