Please assess the completion status of the following clinical trial:

Trial Title: Nicotine Delivery Systems: Research & Treatment

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

Eligibility Criteria:
Inclusion Criteria:~* Must be enrolled veteran who smokes.~Exclusion Criteria:~* Any event or condition that could be exacerbated by the local effects of nicotine treatments (e.g., throat or stomach problems; any kind of wheezing from a condition or medication)~* other criteria as determined by PI and study physicians~* reactions to menthol (inhaler) or to aspartame (lozenge)

- Gender: ALL
- Minimum Age: 21 Years
- Maximum Age: 65 Years
- Healthy Volunteers: t

Study Arms:
- Nicotine Replacement Treatment (NRT) Sampling (Type: ACTIVE_COMPARATOR): Sampling = 3 minute testing of each of 6 NRTs (3 forms x 2 dosages)~2 mg and 4 mg nicotine gum; 2 mg and 4 mg nicotine lozenges; frequent and infrequent puffing on a nicotine inhaler (can yield 4 mg from 10 mg device).
- NRT Computer Learning (Type: SHAM_COMPARATOR): Computer learning: learning about 6 NRTs (3 forms x 2 dosages) by computer only

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