Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A 16-week Double-blind, Placebo-controlled (for Initial 2 Weeks) Randomized Period, Followed by a 24-week Open-label Extension to Assess Magnetic Resonance Image (MRI) - Verified Early Response to Certolizumab Pegol in Subjects With Active Rheumatoid Arthritis (RA)
Brief Summary: Phase IIIb study to determine early response to Certolizumab Pegol (CZP) with Magnetic Resonance Imaging (MRI) score Outcome Measures in Rheumatoid Arthritis (RA) Clinical Trials (OMERACT) RA MRI Scoring System (RAMRIS) in subjects with RA.


Options:
A: Arm Label: Placebo followed by Certolizumab Pegol (CZP); Type: OTHER; Interventions: Other: Placebo, Biological: Certolizumab Pegol (CZP) 200 mg, Biological: Certolizumab Pegol (CZP) 400 mg | Arm Label: Certolizumab Pegol (CZP); Type: EXPERIMENTAL; Interventions: Biological: Certolizumab Pegol (CZP) 200 mg, Biological: Certolizumab Pegol (CZP) 400 mg | Intervention Type: OTHER; Name: Placebo; Assigned to Arm(s): Placebo followed by Certolizumab Pegol (CZP) | Intervention Type: BIOLOGICAL; Name: Certolizumab Pegol (CZP) 200 mg; Assigned to Arm(s): Certolizumab Pegol (CZP), Placebo followed by Certolizumab Pegol (CZP) | Intervention Type: BIOLOGICAL; Name: Certolizumab Pegol (CZP) 400 mg; Assigned to Arm(s): Certolizumab Pegol (CZP), Placebo followed by Certolizumab Pegol (CZP)
B: Arm Label: TNF-blocking drug; Type: EXPERIMENTAL; Interventions: Drug: Etanercept, Drug: Adalimumab, Drug: Certolizumab Pegol, Drug: Infliximab, Drug: Golimumab | Arm Label: Abatacept; Type: EXPERIMENTAL; Interventions: Drug: Abatacept | Arm Label: Rituximab; Type: ACTIVE_COMPARATOR; Interventions: Biological: Rituximab | Intervention Type: DRUG; Name: Etanercept; Assigned to Arm(s): TNF-blocking drug | Intervention Type: DRUG; Name: Abatacept; Assigned to Arm(s): Abatacept | Intervention Type: BIOLOGICAL; Name: Rituximab; Assigned to Arm(s): Rituximab | Intervention Type: DRUG; Name: Adalimumab; Assigned to Arm(s): TNF-blocking drug | Intervention Type: DRUG; Name: Certolizumab Pegol; Assigned to Arm(s): TNF-blocking drug | Intervention Type: DRUG; Name: Infliximab; Assigned to Arm(s): TNF-blocking drug | Intervention Type: DRUG; Name: Golimumab; Assigned to Arm(s): TNF-blocking drug
C: Arm Label: Open-Label Active Treatment Enrolled from Phase 2; Type: EXPERIMENTAL; Interventions: Drug: CP-690,550 | Arm Label: Open-Label Active Treatment Enrolled from Phase 3; Type: EXPERIMENTAL; Interventions: Drug: CP-690,550 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Open-Label Active Treatment Enrolled from Phase 2 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Open-Label Active Treatment Enrolled from Phase 3
D: Arm Label: 1; Type: EXPERIMENTAL; Interventions: Drug: tocilizumab [RoActemra/Actemra], Drug: Methotrexate | Arm Label: 2; Type: EXPERIMENTAL; Interventions: Drug: tocilizumab [RoActemra/Actemra], Drug: Methotrexate | Arm Label: 3; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo, Drug: Methotrexate | Intervention Type: DRUG; Name: tocilizumab [RoActemra/Actemra]; Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: tocilizumab [RoActemra/Actemra]; Assigned to Arm(s): 2 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): 3 | Intervention Type: DRUG; Name: Methotrexate; Assigned to Arm(s): 1, 2, 3

Answer: A