The master gland is .....

The hormones that have an influence on other endocrine glands of the body, such as the thyroid, gonads, etc., are secreted by:

$A$ patient complains of constant thirst,excessive passing of urine,and low blood pressure. When the doctor checked the patient's blood glucose and blood insulin levels,the levels were normal or slightly low. The doctor diagnosed the condition as diabetes insipidus. However,the doctor decided to measure one more hormone in the patient's blood. Which hormone does the doctor intend to measure?

Acromegaly is due to hypersecretion of a hormone secreted from

Given below are two statements.
Statement $I$ - Highest secretion of growth hormone $(GH)$ is seen till puberty.
Statement $II$ - The $GH$ is secreted continuously throughout life for repair and replacement of cells.
In the light of above statements,select the correct option given below:

Hormones originating in the hypothalamic neurons,pass through $A$ and are released from their $B$ endings. These hormones reach the $C$ gland through a $D$ circulatory system and regulate the functions of the $E$ pituitary. Select the correct combination of $A$,$B$,and $C$ in reference to the above paragraph.