Please select the eligibility criteria that correspond to the clinical trial below.
Title: Diet Composition - Metabolic Regulation and Long-term Compliance
Brief Summary: This study will compare a high-protein/low-carbohydrate diet (modified paleolithic diet, MPD) with a diet high in slow carbohydrates (Nordic Nutrition Recommendations, NNR). The diets will be compared with respect effects on weight reduction, metabolic regulation, and long-term compliance to the diet regimes. Seventy-two postmenopausal overweight healthy women have been recruited and will be followed for two years.

The following variables will be studied:

* Anthropometry
* DEXA
* OGTT
* Liver fat content measured with 1H-MRS
* Hepatic 11β-HSD1 activity, measured with cortisone/cortisol conversion test


Options:
A: Inclusion Criteria:

* Female
* Postmenopausal
* BMI\>28

Exclusion Criteria:

* Disease
* Gravidity
* Smoking
* Prescribed medication
B: Postmenopausal women ages 50 to 79.
C: Inclusion Criteria:

* BMI\>27
* age\>40
* History of CHD or diabetes in any age or BMI level

Exclusion Criteria:

* Pregnant or lactating women.
* Active drug or alcohol use or dependence that, in the opinion of the site investigator, would interfere with adherence to study requirements.
* Serum creatinine \> 3 mg/dl.
* Liver dysfunction ( ³ 2 fold level of ALT and AST enzymes).
* Participation in another trial in which active intervention is being received.
* Any intestinal problem that would prevent the patient from eating one of the test diets (for example, gastric stapling that might prevent consumption of vegetables).
D: Inclusion criteria:

* Students in Zhejiang University or working stuff in the Chinese PLA General Hospital
* 18 ≤ age ≤ 35
* Body Mass Index \< 28\*
* Are willing to eat all of the study foods even when full
* Are willing to eat only foods provided
* Are willing to avoid strenuous activity during the 6-mo intervention Exclusion criteria：
* Systolic blood pressure ≥ 140 mmHg or diastolic blood pressure ≥ 90 mmHg
* Total cholesterol ≥ 239 mg/dL
* Low-density lipoprotein cholesterol ≥ 159 mg/dL
* Triglycerides ≥ 199 mg/dL
* Blood glucose ≥ 110 mg/dL
* Change in body weight exceeding ± 10% during the prior year
* Energy intake is too low or too high
* Unwillingness or special requirement for diet that could not be modified
* Poor adherence during the recruiting meeting or unsatisfactory completion of keeping food diary or filling questionnaire at any time before randomization
* Eating disorder or any psychosocial or scheduling factors that could impede study outcomes
* Have a history of diagnosed CVD, diabetes, cancer or inflammatory diseases
* Have a history of a mental illness
* Have diagnosed endocrine, pulmonary or hematological disease
* Have diagnosed bowel disease or malabsorption that would prevent the participants from complying with the dietary restrictions of the feeding trial
* Renal or liver insufficiency
* Other chronic disease thought to interfere with the effect of the diet or with participation or adherence
* Current use of supplements or anti-inflammation medications or medications affecting glucose, lipid metabolism and blood pressure
* Smoking or alcoholic beverage intake \>1 times per week
* Current or planned pregnancy prior to end of study, or breast-feeding
* Irregular menstrual cycles
* Have birth control medication

Answer: A