Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Phase III Multi-national, Multi-centre, Double-blind Placebo-controlled Parallel Group, 26 Week Study to Assess the Maintenance of Clinical Response to Humanised Anti-TNF PEG Conjugate, CDP870 400 mg sc, (Dosed 4-weekly From Weeks 8 to 24), in the Treatment of Patients With Active Crohn's Disease Who Have Responded to Open Induction Therapy (Dosed at Weeks 0, 2 and 4) With CDP870
Brief Summary: A 26 week maintenance study of CDP870 in Crohn's disease


Options:
A: Inclusion Criteria:

* Have moderately to severly active Crohn's disease or fistulizing Crohn's disease for at least 6 weeks' duration with a Crohn's disease activity index (CDAI) score of \>=220 and \<=450
* In Population 1, participants must have had active disease despite treatment with 5-ASA compounds, antibiotics, corticosteroids, and/or immunomodulators, including anti-TNF agents. In Population 2, participants must have had active disease and have failed to respond to infliximab at the maximum approved dose and treatment regimen for Crohn's disease as defined in the US package insert.

Exclusion Criteria:

* Have local manifestations of Crohn's disease such as strictures, abscesses, or other disease complications for which surgery might be indicated
* Had intra-abdominal surgery within 6 months prior to entering the study
* Have received treatment with parenteral nutrition (ie, introduction of nutrition into the body via a route other than the mouth) (total parenteral nutrition \[TPN\]) within 6 weeks of baseline
B: Inclusion Criteria:

* Definitive diagnosis of Crohn's disease confirmed (at least 3 months prior to study entry) either by radiological, endoscopic or histological evidence, affecting the terminal ileum (L1), colon (L2) or ileocolon (L3)\*. \* Vienna Classification (1998)
* Active Crohn's disease (≥ 220 and ≤ 450) scored over the 7 days prior to the first dose of study drug.
* Patients aged 18 years or above at screening.

Exclusion Criteria:

* Crohn's Disease Related
* Fistula abscess present at screening.
* Stricturing type disease with symptoms or signs of non-inflammatory mechanical obstruction or bowel perforation in last 3 months.
* Short bowel syndrome.
* Functional colostomy or ileostomy (note: patients who have had a temporary stoma in the past, which has been reversed, are eligible to enter the study).
* Positive stool laboratory results for enteric pathogens.
C: Inclusion Criteria:

* Diagnosis of Psoriasis for 6 MO.. BSA 10%, PASI 12 or above, PGA 3 or above

Exclusion Criteria:

* Previous exposure to anti-IL 12
D: Inclusion Criteria:

* Diagnosis of Crohns Disease for at least 6 weeks
* Moderate to severe disease activity (CDAI \>= 220 and \<=450)
* No history of azathioprine, 6-MP (6 Mercaptopurine), or biologic treatments
* Are either: Corticosteriod-dependent, OR considered for a 2nd (or greater) course of corticosteriod, OR 5-ASA failures, Or Budesonide failures

Exclusion Criteria:

* History of abdominal surgery within the last 6 months
* Have an ostomy or stoma \[An operation to create an opening from an area inside the body to the outside\]
* Are pregnant, nursing, or planning pregnancy (both men and women)
* Serious simultaneous illness that could interfere with study participation
* Use of any investigational drug within 30 days
* Have a concomitant diagnosis or any history of congestive heart failure
* Weigh more than 140 kilograms (or 310 pounds)

Answer: B