Which of the following statements are correct with respect to the hormone and its function ? 
(A) Thyrocalcitonin (TCT) regulates the blood calcium level. 
(B) In males, FSH and androgens regulate spermatogenesis. 
(C) Hypothyroidism can lead to exophthalmic goitre.
(D) Glucocorticoids are secreted in the adrenal medulla.
(E) Secretion of Parathyroid hormone is regulated by circulating levels of sodium ions. 
Choose the most appropriate answer from the options given below.