Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Phase 3, Multi-Center, Randomized, Double-Blind, Placebo-Controlled Study Comparing the Efficacy and Safety of ABT-874 to Etanercept and Placebo in Subjects With Moderate to Severe Chronic Plaque Psoriasis
Brief Summary: Compare the efficacy of ABT-874 versus etanercept in subjects with moderate to severe plaque psoriasis


Options:
A: Inclusion Criteria:

* Present with chronic plaque psoriasis based on a confirmed diagnosis of chronic psoriasis vulgaris for at least 6 months prior to randomization
* At least 10% Body Surface Area (BSA) of Psoriasis at screening and at randomization
* Static Physician Global Assessment (sPGA) score of at least 3 and Psoriasis Area and Severity Index (PASI) score of at least 12 at screening and at randomization
* Candidate for phototherapy and/or systemic therapy
* Men must agree to use a reliable method of birth control during the study
* Women must agree to use birth control or remain abstinent during the study and for at least 12 weeks after stopping treatment

Exclusion Criteria:

* Pustular, erythrodermic, and/or guttate forms of psoriasis
* History of drug-induced psoriasis
* Clinically significant flare of psoriasis during the 12 weeks prior to randomization
* Concurrent or recent use of any biologic agent
* Received systemic psoriasis therapy \[such as psoralen and ultraviolet A (PUVA) light therapy\] or phototherapy within the previous 4 weeks; or had topical psoriasis treatment within the previous 2 weeks prior to randomization
* Cannot avoid excessive sun exposure or use of tanning booths for at least 4 weeks prior to randomization and during the study
* Have participated in any study with interleukin (IL)-17 antagonists, including LY2439821
* Serious disorder or illness other than plaque psoriasis
* Serious infection within the last 3 months
* Breastfeeding or nursing (lactating) women.
B: Inclusion Criteria:

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

Exclusion Criteria:

* Previous exposure to either etanercept or ABT-874
C: Inclusion Criteria:

Part A:

* Able to provide written informed consent
* Healthy male or female between 18 to 45 years of age, inclusive at the time of screening
* Additional inclusion criteria apply

Part B:

* 18 - 55 years old inclusive at Screening
* Active but clinically stable, plaque psoriasis
* Psoriasis involving ≥ 10% of the body surface area
* A minimum PASI score of ≥ 10 obtained during the screening period
* Additional inclusion criteria apply

Exclusion Criteria:

Part A:

* History or evidence of a clinically significant disorder (including but not limited to cardiopulmonary, oncologic, renal, metabolic, hematologic or psychiatric), condition or disease that, in the opinion of the Investigator and Amgen physician would pose a risk to subject safety or interfere with the study evaluation, procedures or completion
* Underlying condition that predisposes the subject to infections (eg, uncontrolled diabetes - HbA1c \> 7%, history of splenectomy)
* Additional exclusion criteria apply

Part B:

* Active guttate, erythrodermic, or pustular psoriasis at the time of the screening visit
* Evidence of skin conditions other than psoriasis (eg, eczema) at the time of the screening visit or between the screening visit and study drug initiation that would interfere with evaluations of the effect of investigational product on psoriasis
* Any condition that, in the judgment of the investigator, might cause this study to be detrimental to the subject
* Additional exclusion criteria apply
D: Inclusion Criteria:

* Are 18 years or older with diagnosis for at least 12 months of moderate to severe plaque psoriasis covering as least 10%of body surface area
* a Psoriasis Area and Severity Index (PASI) score of 12 and are considered to be candidates for systemic or light therapy
* No evidence of active or latent tuberculosis

Exclusion Criteria:

* Non-plaque or drug induced forms of psoriasis
* cannot discontinue current oral, injectible or topical therapy for psoriasis or cannot discontinue phototherapy (PUVA or UVB)
* any uncontrolled significant medical condition

Answer: B