C the pituitary gland
The hormones of the pituitary gland help regulate the functions of other endocrine glands. The pituitary gland has two parts—the anterior lobe and posterior lobe—that have two very separate functions. The hypothalamus sends signals to the pituitary to release or inhibit pituitary hormone production
the answer is A) hypothalamus .
the pituitary gland
we would need to see the picture to answer it