Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Phase 1, Randomized, Placebo-Controlled, Two-Period, Fixed Sequence Study To Evaluate The Effect Of CP-690,550 On Measured Glomerular Filtration Rate In Patients With Active Rheumatoid Arthritis
Brief Summary: The purpose of study is to explore the effect of CP-690,550 (Tofacitinib) on measures of kidney function in patients with active rheumatoid arthritis (RA).


Options:
A: Intervention Type: DRUG; Name: Etanercept; Assigned to Arm(s): N/A
B: Arm Label: Group 1: Placebo + Methotrexate; Type: EXPERIMENTAL; Interventions: Drug: Placebo injections, Drug: Methotrexate capsules, Biological: Golimumab 50 mg injections, Biological: Golimumab 100 mg injections | Arm Label: Group 2: Golimumab 100 mg + Placebo; Type: EXPERIMENTAL; Interventions: Drug: Placebo capsules, Drug: Methotrexate capsules, Biological: Golimumab 50 mg injections, Biological: Golimumab 100 mg injections | Arm Label: Group 3: Golimumab 50 mg + Methotrexate; Type: EXPERIMENTAL; Interventions: Drug: Methotrexate capsules, Biological: Golimumab 50 mg injections, Biological: Golimumab 100 mg injections | Arm Label: Group 4: Golimumab 100 mg + Methotrexate; Type: EXPERIMENTAL; Interventions: Drug: Methotrexate capsules, Biological: Golimumab 50 mg injections, Biological: Golimumab 100 mg injections | Intervention Type: DRUG; Name: Placebo injections; Assigned to Arm(s): Group 1: Placebo + Methotrexate | Intervention Type: DRUG; Name: Placebo capsules; Assigned to Arm(s): Group 2: Golimumab 100 mg + Placebo | Intervention Type: DRUG; Name: Methotrexate capsules; Assigned to Arm(s): Group 1: Placebo + Methotrexate, Group 2: Golimumab 100 mg + Placebo, Group 3: Golimumab 50 mg + Methotrexate, Group 4: Golimumab 100 mg + Methotrexate | Intervention Type: BIOLOGICAL; Name: Golimumab 50 mg injections; Assigned to Arm(s): Group 1: Placebo + Methotrexate, Group 2: Golimumab 100 mg + Placebo, Group 3: Golimumab 50 mg + Methotrexate, Group 4: Golimumab 100 mg + Methotrexate | Intervention Type: BIOLOGICAL; Name: Golimumab 100 mg injections; Assigned to Arm(s): Group 1: Placebo + Methotrexate, Group 2: Golimumab 100 mg + Placebo, Group 3: Golimumab 50 mg + Methotrexate, Group 4: Golimumab 100 mg + Methotrexate
C: Arm Label: Sequence 1; Type: ACTIVE_COMPARATOR; Interventions: Drug: CP-690,550 or Placebo | Arm Label: Sequence 2; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo | Intervention Type: DRUG; Name: CP-690,550 or Placebo; Assigned to Arm(s): Sequence 1 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Sequence 2
D: Arm Label: Sequence 1; Type: EXPERIMENTAL; Interventions: Drug: CP-690,550 | Arm Label: Sequence 2; Type: EXPERIMENTAL; Interventions: Drug: CP-690,550 | Arm Label: Sequence 3; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo, Drug: CP-690,550 | Arm Label: Sequence 4; Type: PLACEBO_COMPARATOR; Interventions: Drug: Placebo, Drug: CP-690,550 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Sequence 1 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Sequence 2 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Sequence 3 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Sequence 3 | Intervention Type: DRUG; Name: Placebo; Assigned to Arm(s): Sequence 4 | Intervention Type: DRUG; Name: CP-690,550; Assigned to Arm(s): Sequence 4

Answer: C