Please select the eligibility criteria that correspond to the clinical trial below.
Title: Efficacy of Traditional Chinese Acupuncture in the Treatment of Rheumatoid Arthritis: a Double-Blind Controlled Pilot Study
Brief Summary: To study the efficacy of acupuncture used as an adjunct measure for patients with refractory RA


Options:
A: Inclusion Criteria:

* Fulfilled The American College of Rheumatology (ACR)\[10\] criteria of RA
* Active disease affecting the hands and wrists defined as having at least 4 tender joints and 2 swollen joints
* Early morning stiffness of greater than 45 minutes
* ESR \> 28 mmHg or CRP \> 10
* Patients taking disease modifying anti-rheumatic drugs (DMARDs) were eligible if they were on a stable dose for at least 3 months before screening.
* Patients on stable doses of one non-steroidal anti-inflammatory drug (NSAID) or up to 10 mg daily prednisone were also included.

Exclusion Criteria:

* Under the age of 18 years
* Pregnancy
* Previously had acupuncture
* Localized skin infections
* Anticoagulated
* Bleeding diathesis
* Intra-articular corticosteroid within 4 weeks preceding the study
* Any severe chronic or uncontrolled co-morbid disease
* Fear of needles
B: Inclusion Criteria:

1. Consistent with the diagnostic criteria of functional dyspepsia.
2. Age of a subject is older than 18 and is younger than 65.（including 18 and 65）
3. Did not take any gastroenteric dynamic drugs in the last 15 days, and did not take part in any clinical trial.
4. Informed consent is signed by a subject or his lineal relation.

Exclusion Criteria:

1. Patients with any contraindications of Itopride.
2. Patients who are unconscious, psychotic.
3. Patients with aggravating tumor and other serious consumptive disease, and who are subject to infection and bleeding.
4. With serious protopathy or disease of cardiovascular, liver, renal, gastrointestinal, hematological systems and so on.
5. Pregnant women or women in lactation.
C: Inclusion Criteria:

1. Age of a subject is older than 18 and is younger than 65.(The subject is younger than 50 when he was ill for the first time.)
2. Consistent with the diagnostic criteria of Premonitory Migraine and Non- Premonitory Migraine.
3. Attacks of migraine are equal to or more than 2 times in the last three months.
4. With more than one year history of migraine
5. Informed consent is signed by a subject or his lineal relation.

Exclusion Criteria:

1. With serious protopathy or disease of cardiovascular, liver, renal,gastrointestinal, hematological systems and so on.
2. Psychotic，patients with allergic constitution or easily getting infected or bleeding.
3. Patients have used drugs for preventing migraine in the last four weeks.
4. Pregnant women or women in lactation.
D: Inclusion Criteria:

* Acute LBP(with or without leg pain), with onset within past 4 weeks
* Severe disability as assessed by an Oswestry Disability Index of 60% or higher
* Age between 20 and 60
* Given consent to lumbar MRI
* Voluntary participation with written consent given to study consent form

Exclusion Criteria:

* Diagnosis of serious disease(s) which are possible causes of back pain such as malignancy, vertebral fracture, spinal infection, inflammatory spondylitis, cauda equina compression, etc.
* Prior diagnosis of other chronic disease(s) which could affect effectiveness or interpretation of treatment results such as cardiovascular disease, diabetic neuropathy, fibromyalgia, rheumatoid arthritis, Alzheimer's disease, epilepsy, etc.
* Progressive neurologic deficit(s) or concurrent severe neurological symptoms
* Unsuitable for or at risk of complications from acupuncture treatment such as patients with clotting disorders, severe diabetes with risk of infection, serious cardiovascular disease, or undergoing anticoagulant treatment, etc.
* Under prescription of corticosteroids, immuno-suppressant drugs, psychiatric medicine, or other medication considered unsuitable for subjects by the researcher
* Experience of gastroenteric complications after taking NSAIDs or currently undergoing treatment for digestive disorders
* During pregnancy or suspected pregnancy
* Subjects considered unsuitable for clinical trial by the researcher

Answer: A