Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Randomized, Double-Blind, Parallel Group, Multi-Center 24-Week Study Comparing the Efficacy and Safety of Three Doses of PT001 to Placebo and Open-label Spiriva® Respimat® in Subjects With Persistent Asthma
Brief Summary: Study Comparing the Efficacy and Safety of PT001 to Placebo and Open-label Spiriva® Respimat® in Subjects With Persistent Asthma


Options:
A: Arm Label: GP MDI 28.8 μg; Type: EXPERIMENTAL; Interventions: Drug: GP MDI 28.8 μg | Arm Label: GP MDI 14.4 μg; Type: EXPERIMENTAL; Interventions: Drug: GP MDI 14.4 μg | Arm Label: GP MDI 7.2 μg; Type: EXPERIMENTAL; Interventions: Drug: GP MDI 7.2 μg | Arm Label: Placebo MDI; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo MDI | Arm Label: Spiriva Respimat 2.5 μg; Type: OTHER; Interventions: Drug: Spiriva Respimat 2.5 μg | Intervention Type: DRUG; Name: GP MDI 28.8 μg; Assigned to Arm(s): GP MDI 28.8 μg | Intervention Type: DRUG; Name: GP MDI 14.4 μg; Assigned to Arm(s): GP MDI 14.4 μg | Intervention Type: DRUG; Name: GP MDI 7.2 μg; Assigned to Arm(s): GP MDI 7.2 μg | Intervention Type: DRUG; Name: Placebo MDI; Assigned to Arm(s): Placebo MDI | Intervention Type: DRUG; Name: Spiriva Respimat 2.5 μg; Assigned to Arm(s): Spiriva Respimat 2.5 μg
B: Arm Label: FS MDPI 200 / 12.5 mcg; Type: EXPERIMENTAL; Interventions: Drug: FS MDPI, Drug: Albuterol/salmeterol HFA MDI | Arm Label: FS MDPI 100 / 12.5 mcg; Type: EXPERIMENTAL; Interventions: Drug: FS MDPI, Drug: Albuterol/salmeterol HFA MDI | Arm Label: Fp MDPI 200 mcg; Type: EXPERIMENTAL; Interventions: Drug: Fp MDPI, Drug: Albuterol/salmeterol HFA MDI | Arm Label: Fp MDPI 100 mcg; Type: EXPERIMENTAL; Interventions: Drug: Fp MDPI, Drug: Albuterol/salmeterol HFA MDI | Arm Label: Placebo MDPI; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo MDPI, Drug: Albuterol/salmeterol HFA MDI | Intervention Type: DRUG; Name: FS MDPI; Assigned to Arm(s): FS MDPI 100 / 12.5 mcg, FS MDPI 200 / 12.5 mcg | Intervention Type: DRUG; Name: Fp MDPI; Assigned to Arm(s): Fp MDPI 100 mcg, Fp MDPI 200 mcg | Intervention Type: DRUG; Name: Placebo MDPI; Assigned to Arm(s): Placebo MDPI | Intervention Type: DRUG; Name: Albuterol/salmeterol HFA MDI; Assigned to Arm(s): FS MDPI 100 / 12.5 mcg, FS MDPI 200 / 12.5 mcg, Fp MDPI 100 mcg, Fp MDPI 200 mcg, Placebo MDPI
C: Arm Label: FF/VI; Type: EXPERIMENTAL; Interventions: Drug: fluticasone furoate + vilanterol, Drug: inhaled corticosteroid with or without a long acting beta2-agonist | Arm Label: ICS or ICS/LABA maintenance therapy; Type: ACTIVE_COMPARATOR; Interventions: Drug: inhaled corticosteroid with or without a long acting beta2-agonist | Intervention Type: DRUG; Name: fluticasone furoate + vilanterol; Assigned to Arm(s): FF/VI | Intervention Type: DRUG; Name: inhaled corticosteroid with or without a long acting beta2-agonist; Assigned to Arm(s): FF/VI, ICS or ICS/LABA maintenance therapy
D: Arm Label: Fluticasone furoate 50mcg; Type: EXPERIMENTAL; Interventions: Drug: Fluticasone furoate 50mcg | Arm Label: Placebo; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: Fluticasone furoate 50mcg; Assigned to Arm(s): Fluticasone furoate 50mcg | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Placebo

Answer: A