Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: Efficacy and Safety of Aclidinium Bromide/Formoterol Fumarate Fixed-dose Combinations Compared With Individual Components and Placebo When Administered to Patients With Stable Chronic Obstructive Pulmonary Disease.
Brief Summary: The objective is to provide data supporting the use of LAS40464 as an efficacious and safe maintenance bronchodilator treatment of patients with Chronic Obstructive Pulmonary Disease (COPD).


Options:
A: Arm Label: Aclidinium Bromide/Formoterol Fumarate FDC 400/12μg; Type: EXPERIMENTAL; Interventions: Drug: Aclidinium/Formoterol | Arm Label: Placebo to Aclidinium/Formoterol; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: Aclidinium/Formoterol; Assigned to Arm(s): Aclidinium Bromide/Formoterol Fumarate FDC 400/12μg | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo to Aclidinium/Formoterol
B: Arm Label: tiotropium+olodaterol low dose; Type: EXPERIMENTAL; Interventions: Device: Respimat inhaler, Drug: tiotropium+olodaterol (low dose) | Arm Label: tiotropium+olodaterol high dose; Type: EXPERIMENTAL; Interventions: Drug: tiotropium + olodaterol (high dose), Device: Respimat inhaler | Arm Label: placebo; Type: PLACEBO_COMPARATOR; Interventions: Device: Respimat inhaler, Drug: placebo to tiotropium+olodaterol | Intervention Type: DEVICE; Name: Respimat inhaler; Assigned to Arm(s): tiotropium+olodaterol low dose | Intervention Type: DRUG; Name: tiotropium+olodaterol (low dose); Assigned to Arm(s): tiotropium+olodaterol low dose | Intervention Type: DRUG; Name: tiotropium + olodaterol (high dose); Assigned to Arm(s): tiotropium+olodaterol high dose | Intervention Type: DEVICE; Name: Respimat inhaler; Assigned to Arm(s): tiotropium+olodaterol high dose | Intervention Type: DEVICE; Name: Respimat inhaler; Assigned to Arm(s): placebo | Intervention Type: DRUG; Name: placebo to tiotropium+olodaterol; Assigned to Arm(s): placebo
C: Arm Label: GSK573719/GW642444; Type: EXPERIMENTAL; Interventions: Drug: 62.5/25mcg | Arm Label: GSK573719; Type: EXPERIMENTAL; Interventions: Drug: 62.5mcg | Arm Label: GW642444; Type: EXPERIMENTAL; Interventions: Drug: 25mcg | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: 62.5/25mcg; Assigned to Arm(s): GSK573719/GW642444 | Intervention Type: DRUG; Name: 62.5mcg; Assigned to Arm(s): GSK573719 | Intervention Type: DRUG; Name: 25mcg; Assigned to Arm(s): GW642444 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo
D: Arm Label: Aclidinium/Formoterol 400/6 μg; Type: EXPERIMENTAL; Interventions: Drug: Aclidinium Bromide/Formoterol Fumarate | Arm Label: Aclidinium/Formoterol 400/12 μg; Type: EXPERIMENTAL; Interventions: Drug: Aclidinium Bromide/Formoterol Fumarate | Arm Label: Aclidinium monotherapy 400 μg; Type: EXPERIMENTAL; Interventions: Drug: Aclidinium Bromide | Arm Label: Formoterol monotherapy 12 μg; Type: ACTIVE_COMPARATOR; Interventions: Drug: Formoterol Fumarate | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: Aclidinium Bromide/Formoterol Fumarate; Assigned to Arm(s): Aclidinium/Formoterol 400/6 μg | Intervention Type: DRUG; Name: Aclidinium Bromide/Formoterol Fumarate; Assigned to Arm(s): Aclidinium/Formoterol 400/12 μg | Intervention Type: DRUG; Name: Aclidinium Bromide; Assigned to Arm(s): Aclidinium monotherapy 400 μg | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo | Intervention Type: DRUG; Name: Formoterol Fumarate; Assigned to Arm(s): Formoterol monotherapy 12 μg

Answer: D