3clinical cases in pathology

A-A 33-year-old women presents with episodic palpitation , sweating, tremor, and a sense of apprehension . during these episodes, her blood pressure is markedly elevated which of the following lab tests is most likely to be of diagnostic significance?
1TH-serum serotonin
2-serum gastrin
3-urine VMA
4-urine cortisol
5-serum P
B-A cystic ovarian mass was palpated in a 23-year-old woman. If x-ray films revealed calcification in the mass, which of the following would be most likely?
1-teratoma
2-brenner tumor
3-krukenberg tumor
4-choriocarcinoma
5-mucinous cystadenocarcinoma
C-A 54 year-old man presents with a painless unilateral swelling just anterior to the ear.
Biopsy of the mass suggests it is a pleomorphic adenoma , and he is scheduled for surgery to remove the mass . which of the following is true of this tumor?
1-often recurs
2-totally respectable
3-results from mumps infection
4-often results in horner syndrome
5-is less prevalent than warthin tumors of the salivary gland.