The infundibulum is the anatomical link between the brain and the pituitary gland, and therefore it is the primary link between the nervous and endocrine systems. Structures contained in the infundibulum consist of which of the following?

A) a tract that transports hormones from the paraventricular and supraoptic nuclei to the posterior pituitary
B) small blood vessels that transport regulating hormones from the median eminence of the hypothalamus to the anterior pituitary
C) Both choices are correct.
D) Neither choice is correct.