How does the hypothalamus communicate with the pituitary to release hormones?

How does the hypothalamus communicate with the pituitary to release hormones?

• A. It secretes releasing and inhibiting hormones into the portal blood to regulate pituitary hormone release.
• B. It communicates with the pituitary solely through electrical nerve impulses.
• C. It directly releases its own hormones into the bloodstream to act on the organs.
• D. It is involved in motor control of voluntary actions.

Answer: (B)