Select the correct answer. Around which location is the supermassive black hole situated in the nucleus of our galaxy?
A.
Sag B*
B.
Centaurus A
C.
Sgr A*
D.
Fornax A

Centaurus A is a giant of a galaxy, but its appearances in telescope ... from its active supermassive black hole – known as an active galactic nucleus ... core in high resolution for the first time to begin to answer these questions. ... Centaurus A's dusty core is apparent in visible light, but its jets are best viewed.

Explanation:

b. regulated is the actual answer to your question.

explanation:

advantage of using stem cells in medical research:

1.       it provides medical benefits in the fields of therapeutic cloning and regenerative medicine.

2. it provides great potential for discovering treatments and cures to a variety of diseases including parkinson disease, spinal cord injuries, diabetes, alzheimer’s disease and many more.

3. limbs and organ could be grown in lab from stem cells and then used in transplant or treat illness.