Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: Usefulness of Selegiline for Smoking Cessation
Brief Summary: Despite the widespread use of nicotine replacement therapies for the treatment of nicotine dependence, many smokers are still unable to quit smoking. The purpose of this study is to determine the safety and effectiveness of selegiline as an aid to help smokers quit smoking.


Options:
A: Arm Label: varenicline; Type: ACTIVE_COMPARATOR; Interventions: Behavioral: support and visits, Drug: varenicline | Arm Label: placebo; Type: PLACEBO_COMPARATOR; Interventions: Behavioral: support and visits, Drug: placebo | Intervention Type: BEHAVIORAL; Name: support and visits; Assigned to Arm(s): placebo, varenicline | Intervention Type: DRUG; Name: varenicline; Assigned to Arm(s): varenicline | Intervention Type: DRUG; Name: placebo; Assigned to Arm(s): placebo
B: Arm Label: 1; Type: EXPERIMENTAL; Interventions: Drug: Selegiline | Arm Label: 2; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: Selegiline; Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): 2
C: Intervention Type: BEHAVIORAL; Name: smoking cessation intervention; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: varenicline; Assigned to Arm(s): N/A | Intervention Type: OTHER; Name: counseling intervention; Assigned to Arm(s): N/A | Intervention Type: OTHER; Name: internet-based intervention; Assigned to Arm(s): N/A
D: Arm Label: High Intensity Counseling + Long Acting NRT + PRN NRT; Type: EXPERIMENTAL; Interventions: Drug: High Intensity Counseling + Long Acting NRT + PRN NRT | Arm Label: High Intensity Counseling + bupropion + PRN NRT; Type: EXPERIMENTAL; Interventions: Drug: High Intensity Counseling + bupropion + PRN NRT | Arm Label: High Intensity Counseling + varenicline + PRN NRT; Type: EXPERIMENTAL; Interventions: Drug: High Intensity Counseling + varenicline + PRN NRT | Arm Label: High Intensity Counseling + Long Acting NRT; Type: EXPERIMENTAL; Interventions: Drug: High Intensity Counseling + Long Acting NRT | Arm Label: High Intensity Counseling + bupropion; Type: EXPERIMENTAL; Interventions: Drug: High Intensity Counseling + bupropion | Arm Label: High Intensity Counseling + varenicline; Type: EXPERIMENTAL; Interventions: Drug: High Intensity Counseling + varenicline | Arm Label: Low Intensity Counseling + Long Acting NRT + PRN NRT; Type: EXPERIMENTAL; Interventions: Drug: Low Intensity Counseling + Long Acting NRT + PRN NRT | Arm Label: Low Intensity Counseling + bupropion + PRN NRT; Type: EXPERIMENTAL; Interventions: Drug: Low Intensity Counseling + bupropion + PRN NRT | Arm Label: Low Intensity Counseling + varenicline + PRN NRT; Type: EXPERIMENTAL; Interventions: Drug: Low Intensity Counseling + varenicline + PRN NRT | Arm Label: Low Intensity Counseling + Long Acting NRT; Type: EXPERIMENTAL; Interventions: Drug: Low Intensity Counseling + Long Acting NRT | Arm Label: Low Intensity Counseling + bupropion; Type: EXPERIMENTAL; Interventions: Drug: Low Intensity Counseling + bupropion | Arm Label: Low Intensity Counseling + varenicline; Type: EXPERIMENTAL; Interventions: Drug: Low Intensity Counseling + varenicline | Intervention Type: DRUG; Name: High Intensity Counseling + Long Acting NRT + PRN NRT; Assigned to Arm(s): High Intensity Counseling + Long Acting NRT + PRN NRT | Intervention Type: DRUG; Name: High Intensity Counseling + bupropion + PRN NRT; Assigned to Arm(s): High Intensity Counseling + bupropion + PRN NRT | Intervention Type: DRUG; Name: High Intensity Counseling + varenicline + PRN NRT; Assigned to Arm(s): High Intensity Counseling + varenicline + PRN NRT | Intervention Type: DRUG; Name: High Intensity Counseling + Long Acting NRT; Assigned to Arm(s): High Intensity Counseling + Long Acting NRT | Intervention Type: DRUG; Name: High Intensity Counseling + bupropion; Assigned to Arm(s): High Intensity Counseling + bupropion | Intervention Type: DRUG; Name: High Intensity Counseling + varenicline; Assigned to Arm(s): High Intensity Counseling + varenicline | Intervention Type: DRUG; Name: Low Intensity Counseling + Long Acting NRT + PRN NRT; Assigned to Arm(s): Low Intensity Counseling + Long Acting NRT + PRN NRT | Intervention Type: DRUG; Name: Low Intensity Counseling + bupropion + PRN NRT; Assigned to Arm(s): Low Intensity Counseling + bupropion + PRN NRT | Intervention Type: DRUG; Name: Low Intensity Counseling + varenicline + PRN NRT; Assigned to Arm(s): Low Intensity Counseling + varenicline + PRN NRT | Intervention Type: DRUG; Name: Low Intensity Counseling + Long Acting NRT; Assigned to Arm(s): Low Intensity Counseling + Long Acting NRT | Intervention Type: DRUG; Name: Low Intensity Counseling + bupropion; Assigned to Arm(s): Low Intensity Counseling + bupropion | Intervention Type: DRUG; Name: Low Intensity Counseling + varenicline; Assigned to Arm(s): Low Intensity Counseling + varenicline

Answer: B