关于java.Util.HashSet说法正确的是()
A. 集合中的元素有序
B. 集合被保证为不可变
C. 集合中的元素保证唯一性
D. 通过唯一的键访问集合中的元素
RB is a 32-year-old male who presents to your clinic with the following symptoms: malar rash, mucosal ulcers, arthritis and photosensitivity to the sun. His medical conditions include atrial fibrillation, hypertension, low back pain, and allergic rhinitis. He also smokes 10 cigarettes a day and has 1 alcoholic drink a week. RB gets 20 minutes of exercise every other day.Medication list:ramipril 10 mg once dailyprocainamide 500 mg Q6Hloratadine 5 mg once dailyacetaminophen 325 mg Q6H PRNWhat is RB's likely diagnosis? Select one
A. Vancella infection
B. Severe sunburn
C. Systemic lupus erythematosus
D. Sepsis
Same patient from question 1.What is the likely cause of RB'S SLE (systemic lupus erythematosus)? Select one
A. Smoking
B. Procainamide
C. Hypertension
D. Loratadine
Which of the following diseases conditions are SLE patients at an increased risk for?Select one
A. Osteoporosis
B. Dyslipidemia
C. Asthma
D. COPD