Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Randomised, Double-blind, Placebo- and Active-controlled Parallel Group Study to Assess the Efficacy of 12 Weeks of Once Daily Treatment of Two Doses of Orally Inhaled Tiotropium+ Olodaterol Fixed Dose Combination (Delivered by the Respimat Inhaler) in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease (COPD)
Brief Summary: The objective of this study is to assess the efficacy and safety of 12 weeks once daily treatment with orally inhaled tiotropium + olodaterol FDC (delivered by the Respimat inhaler) compared with tiotropium and placebo in patients with COPD.


Options:
A: Arm Label: 1; Type: EXPERIMENTAL; Interventions: Drug: Aclidinium Bromide/Formoterol Fumarate | Arm Label: 2; Type: EXPERIMENTAL; Interventions: Drug: Aclidinium Bromide/Formoterol Fumarate | Arm Label: 3; Type: ACTIVE_COMPARATOR; Interventions: Drug: Aclidinium Bromide | Arm Label: 4; Type: ACTIVE_COMPARATOR; Interventions: Drug: Formoterol Fumarate | Arm Label: 5; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: Aclidinium Bromide/Formoterol Fumarate; Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: Aclidinium Bromide/Formoterol Fumarate; Assigned to Arm(s): 2 | Intervention Type: DRUG; Name: Aclidinium Bromide; Assigned to Arm(s): 3 | Intervention Type: DRUG; Name: Formoterol Fumarate; Assigned to Arm(s): 4 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): 5
B: Arm Label: tiotropium + olodaterol low dose; Type: EXPERIMENTAL; Interventions: Drug: olodaterol, Drug: tiotropium | Arm Label: tiotropium + olodaterol high dose; Type: EXPERIMENTAL; Interventions: Drug: olodaterol, Drug: tiotropium | Arm Label: tiotropium; Type: ACTIVE_COMPARATOR; Interventions: Drug: tiotropium | Arm Label: placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: placebo | Intervention Type: DRUG; Name: olodaterol; Assigned to Arm(s): tiotropium + olodaterol high dose, tiotropium + olodaterol low dose | Intervention Type: DRUG; Name: tiotropium; Assigned to Arm(s): tiotropium, tiotropium + olodaterol high dose, tiotropium + olodaterol low dose | Intervention Type: DRUG; Name: placebo; Assigned to Arm(s): placebo
C: Arm Label: Olodaterol (BI1744) Low; Type: EXPERIMENTAL; Interventions: Drug: Olodaterol (BI 1744) | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Arm Label: Olodaterol (BI 1744) High; Type: EXPERIMENTAL; Interventions: Drug: Olodaterol (BI 1744) | Intervention Type: DRUG; Name: Olodaterol (BI 1744); Assigned to Arm(s): Olodaterol (BI 1744) High | Intervention Type: DRUG; Name: Olodaterol (BI 1744); Assigned to Arm(s): Olodaterol (BI1744) Low | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo
D: Arm Label: UMEC/VI arm; Type: EXPERIMENTAL; Interventions: Drug: UMEC/VI, Drug: UMEC/VI matching placebo, Drug: Albuterol/salbutamol Metered Dose Inhaler (MDI) | Arm Label: Tiotropium + Indacaterol arm; Type: PLACEBO_COMPARATOR; Interventions: Drug: Tiotropium, Drug: Tiotropium matching placebo, Drug: Indacaterol, Drug: Indacaterol matching placebo, Drug: Albuterol/salbutamol Metered Dose Inhaler (MDI) | Intervention Type: DRUG; Name: UMEC/VI; Assigned to Arm(s): UMEC/VI arm | Intervention Type: DRUG; Name: UMEC/VI matching placebo; Assigned to Arm(s): UMEC/VI arm | Intervention Type: DRUG; Name: Tiotropium; Assigned to Arm(s): Tiotropium + Indacaterol arm | Intervention Type: DRUG; Name: Tiotropium matching placebo; Assigned to Arm(s): Tiotropium + Indacaterol arm | Intervention Type: DRUG; Name: Indacaterol; Assigned to Arm(s): Tiotropium + Indacaterol arm | Intervention Type: DRUG; Name: Indacaterol matching placebo; Assigned to Arm(s): Tiotropium + Indacaterol arm | Intervention Type: DRUG; Name: Albuterol/salbutamol Metered Dose Inhaler (MDI); Assigned to Arm(s): Tiotropium + Indacaterol arm, UMEC/VI arm

Answer: B