Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Phase 3B, Multicenter, Randomized, Placebo-Controlled, Double-Blind, Double-Dummy, Study Of The Efficacy And Safety Of Apremilast (CC-10004), Etanercept, And Placebo, In Subjects With Moderate To Severe Plaque Psoriasis
Brief Summary: This study will test the clinical effectiveness and safety of apremilast compared with placebo as well as etanercept compared with placebo in the same group of patients with moderate to severe plaque psoriasis.


Options:
A: Inclusion Criteria:

* Adult males and females aged 18 to 60 years (inclusive) with moderate to severe chronic plaque psoriasis who require systemic treatment.

Exclusion Criteria:

* Patients with other forms of psoriasis and patients who are currently treated for autoimmune disorders other than psoriasis.
* Systemic or topical treatments for psoriasis other than emollients. Ongoing bacterial, viral or fungal infections.

History or presence of malignancy.

* Additional inclusion and exclusion criteria apply with respect to medical conditions and concomitant treatments which could affect patients' risk from participating in the study.
B: Inclusion Criteria:

* Subject has had stable moderate to severe plaque psoriasis for at least 6 months.
* Subject has received at least one previous phototherapy or systemic psoriasis therapy or has been a candidate to receive phototherapy or systemic psoriasis therapy in the opinion of the investigator.
* Subject has involved BSA ≥ 10% and PASI ≥ 12 at screening and at baseline.

Exclusion Criteria:

* Subject diagnosed with erythrodermic psoriasis, pustular psoriasis, medication-induced, or medication-exacerbated psoriasis.
* Evidence of skin conditions at the time of the screening visit (eg, eczema) that would interfere with evaluations of the effect of investigational product on psoriasis.
* Subject has any active Common Terminology Criteria for Adverse Events (CTCAE) grade 2 or higher infection
* Subject has a significant concurrent medical condition or laboratory abnormalities, as defined in the study protocol.
* Subject has used the following therapies within 14 days of the first dose: topical calcineurin inhibitors including tacrolimus

  , topical vitamin A, activated form D3 or activated form D3 analogue preparations, weak through strong topical steroids (excluding application on the scalp, axillae, and groin)
* Subject has used the following therapies within 28 days of the first dose: any other systemic psoriasis therapy (eg, vitamin A, calcineurin inhibitors, methotrexates, steroids), UVA therapy (with or without psoralen), very strong or strongest topical steroid, tar therapy
* Subject has used the following therapies within 3 months of the first dose: adalimumab, etanercept, infliximab, or live vaccines
* Subject has used ustekinumab within 6 months of the first dose
* Subject has previously used an anti-interleukin-17 biologic therapy
C: Inclusion Criteria:

* Males or females, ≥ 18 years of age
* Diagnosis of chronic, moderate to severe plaque psoriasis for at least 12 months prior to Screening, and a candidate for phototherapy and/or systemic (including etanercept) therapy
* Had an inadequate response, intolerance, or contraindication to at least 1 conventional systemic agent for the treatment of psoriasis.
* No prior exposure to biologics for treatment of psoriatic arthritis or psoriasis

Exclusion Criteria:

* Other than psoriasis, history of any clinically significant and uncontrolled systemic diseases; any condition, including the presence of laboratory abnormalities, which would place the subject at unacceptable risk if he/she were to participate in the study.
* Pregnant or breast feeding.
* Have failed more than 3 systemic agents for treatment of psoriasis.
* History of allergy to any component of the investigational product (IP), including human immunoglobulin (Ig) proteins or allergy to etanercept.
* Hepatitis B surface antigen or anti-hepatitis C antibody positive at Screening.
* Latent, active tuberculosis (TB) or inadequately treated TB; nontuberculous mycobacterial infection or opportunistic infection (eg, cytomegalovirus, Pneumocystis carinii, aspergillosis, Clostridium difficile).
* Have a history of, or ongoing, chronic or recurrent infectious disease
* Have received, or are expected to receive, any live virus or bacterial vaccination within 3 months before first administration of IP, or through Week 20 during the study.
* Had a Bacillus Calmette-Guérin (BCG) vaccination within 1 year prior to screening.
* History of positive human immunodeficiency virus (HIV), or have congenital or acquired immunodeficiency (eg, common variable immunodeficiency disease).
* Active substance abuse or a history of substance abuse within 6 months prior to Screening.
* Malignancy or history of malignancy, except for treated \[ie, cured\] basal cell or squamous cell in situ skin carcinomas and cervical intraepithelial neoplasia \[CIN\] or carcinoma in situ of the cervix with no evidence of recurrence within the previous 5 years.
* Psoriasis flare or rebound within 4 weeks prior to Screening.
* Topical therapy within 2 weeks of randomization or systemic therapy for psoriasis within 4 weeks prior to randomization
* Use of phototherapy within 4 weeks prior to randomization or prolonged sun exposure or use of tanning booths or other ultraviolet (UV) light sources.
* Any investigational drug within 4 weeks prior to randomization, or 5 pharmacokinetic/pharmacodynamic half lives, if known (whichever is longer).
* Prior treatment with apremilast or etanercept.
D: Inclusion Criteria:

* Subjects with chronic, plaque-type psoriasis for at least 6 months
* Must have moderate to severe psoriasis based on PASI greater than 12, IGA greater than 3, and greater than 10% body surface area
* Must be inadequately controlled by prior treatments (topicals, phototherapy, and/or systemic therapies)

Exclusion Criteria:

* Forms of psoriasis other than chronic, plaque-type (such as pustular, erythrodermic and guttate psoriasis)
* Drug induced psoriasis
* Use of other psoriasis treatments during the study
* Prior use of etanercept
* Prior use of secukinumab or any other drug that target IL-17 (interleukin 17) or the IL-17 receptor
* Pregnant or lactating women; women who do not agree to use contraception during the study and for 16 weeks after stopping treatment
* Significant medical problems such as uncontrolled high blood pressure, congestive heart failure, etc.
* History of an ongoing, chronic or recurrent infection or evidence of tuberculosis
* Allergy to rubber or latex

Other protocol-defined inclusion/exclusion criteria may apply

Answer: C