The neurohypophysis secretes which of the following hormones?

Which of the following is also known as antidiuretic hormone?

Functions of $Oxytocin$ is/are:

Lorain-Levi syndrome is caused by the deficiency of:

$A$: Synthesis of milk is stimulated by a rise in the level of oxytocin.
$R$: Oxytocin is released from the adenohypophysis under the influence of the hypothalamus.

Identify $A$ to $D$ in the given figure and choose the correct combination.