Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Randomised, Double-blind, Double-dummy, Active-controlled Study Evaluating the Efficacy, Safety and Tolerability of Twice-daily Aclidinium Bromide/Formoterol Fumarate Compared With Twice-daily Salmeterol/Fluticasone Propionate for 24 Weeks Treatment in Symptomatic Patients With Chronic Obstructive Pulmonary Disease (COPD)
Brief Summary: The purpose of the study is to compare the efficacy, safety and tolerability of aclidinium bromide/formoterol fumarate and salmeterol/fluticasone propionate in patients with chronic obstructive pulmonary disease (COPD)


Options:
A: Arm Label: UMEC/ VI via NDPI + placebo ACCUHALER/DISKUS arm; Type: EXPERIMENTAL; Interventions: Drug: UMEC/VI Inhalation Powder 62.5/25 mcg via NDPI, Drug: Placebo DISKUS | Arm Label: FSC via ACCUHALER/DISKUS + placebo NDPI arm; Type: ACTIVE_COMPARATOR; Interventions: Drug: FSC Inhalation Powder 250/50 mcg via ACCUHALER/DISKUS, Drug: Placebo NDPI | Intervention Type: DRUG; Name: UMEC/VI Inhalation Powder 62.5/25 mcg via NDPI; Assigned to Arm(s): UMEC/ VI via NDPI + placebo ACCUHALER/DISKUS arm | Intervention Type: DRUG; Name: FSC Inhalation Powder 250/50 mcg via ACCUHALER/DISKUS; Assigned to Arm(s): FSC via ACCUHALER/DISKUS + placebo NDPI arm | Intervention Type: DRUG; Name: Placebo DISKUS; Assigned to Arm(s): UMEC/ VI via NDPI + placebo ACCUHALER/DISKUS arm | Intervention Type: DRUG; Name: Placebo NDPI; Assigned to Arm(s): FSC via ACCUHALER/DISKUS + placebo NDPI arm
B: Arm Label: QVA149; Type: EXPERIMENTAL; Interventions: Drug: QVA149, Drug: Placebo to fluticasone/salmeterol | Arm Label: fluticasone/salmeterol; Type: ACTIVE_COMPARATOR; Interventions: Drug: Fluticasone/salmeterol, Drug: Placebo to QVA149 | Intervention Type: DRUG; Name: QVA149; Assigned to Arm(s): QVA149 | Intervention Type: DRUG; Name: Fluticasone/salmeterol; Assigned to Arm(s): fluticasone/salmeterol | Intervention Type: DRUG; Name: Placebo to QVA149; Assigned to Arm(s): fluticasone/salmeterol | Intervention Type: DRUG; Name: Placebo to fluticasone/salmeterol; Assigned to Arm(s): QVA149
C: Arm Label: GSK573719/GW642444; Type: EXPERIMENTAL; Interventions: Drug: GSK573719/GW642444 125/25mcg | Arm Label: GSK573719; Type: EXPERIMENTAL; Interventions: Drug: GSK573719 125mcg | Arm Label: GW642444; Type: EXPERIMENTAL; Interventions: Drug: GW642444 25mcg | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo only | Intervention Type: DRUG; Name: GSK573719/GW642444 125/25mcg; Assigned to Arm(s): GSK573719/GW642444 | Intervention Type: DRUG; Name: GSK573719 125mcg; Assigned to Arm(s): GSK573719 | Intervention Type: DRUG; Name: GW642444 25mcg; Assigned to Arm(s): GW642444 | Intervention Type: DRUG; Name: Placebo only; Assigned to Arm(s): Placebo
D: Arm Label: Aclidinium Bromide / Formoterol Fumarate; Type: EXPERIMENTAL; Interventions: Drug: Aclidinium Bromide / Formoterol Fumarate | Arm Label: Salmeterol / Fluticasone propionate; Type: ACTIVE_COMPARATOR; Interventions: Drug: Salmeterol / Fluticasone | Intervention Type: DRUG; Name: Aclidinium Bromide / Formoterol Fumarate; Assigned to Arm(s): Aclidinium Bromide / Formoterol Fumarate | Intervention Type: DRUG; Name: Salmeterol / Fluticasone; Assigned to Arm(s): Salmeterol / Fluticasone propionate

Answer: D