All answers must be correct

Business law the case describes, a friend who contracted by a businessman to paint his house. The agreement was that he should use green paint to paint the face of the shop. However, the friend used a color similar to green and the businessman refused to pay him. A question arose as to whether this amount to substantial performance or it amounts to inferior performance.

11 Can you suggest possible causes for a 55-year-old female waking regularly at midnight three to four times a month, feeling that she is going to die and feeling an urge to meet people at that time. She has no breathlessness.

12 What is the modern treatment and prognosis for manic depressive disorder? Is there a malfunction of a metabolic pathway that causes it? Can it be remedied by treatment with neurotransmitter-stimulating drugs? If so which drugs are the most effective apart from lithium carbonate and carbamazepine?

13 Is lamotrigine as effective a mood stabilizer as lithium? Question 14 Is it safe to prescribe lithium for a patient with bipolar mood disorder with biliary cirrhosis and 40% blockage of the main coronary system?

15 How long should the period of active and maintenance treatment last with mood stabilizers in a patient presenting with his first manic episode?

16 Do lithium and selective serotonin re-uptake inhibitors (SSRIs) have an anti-impulse effect?

17 Can any of the antipsychotics clozapine, olanzepine and quetiapine be used as mood stabilizers in bipolar affective disorder?

18 Is hypothyroidism secondary to chronic lithium therapy in the treatment of bipolar affective disorder, reversible on discontinuation of lithium or its substitution by another mood stabilizer?

19 In bipolar affective disorder in patients who are well controlled on lithium, is it possible to prescribe thiazide diuretics when hypertension is difficult to control?

20 Are antipsychotics recommended as the most effective treatment for trichotillomania