Which best describes nuclear fusion? O A nucleus spontaneously splits and absorbs energy O Two nuclei spontaneously combine and absorb energy. O A nucleus collides with a neutron and splits, releasing energy. O Nuclei combine to form a heavier nucleus, releasing energy. ​

Respuesta :

Answer: Nuclei combine to form a heavier nucleus, releasing energy. ​

Explanation:   e.g two deuterium nucleus (Hydrogen-2 isotopes) forms an He nucleus and energy is released.

Answer: D

Explanation:just took it