The answer is C I believe
A large asteroid or comet impacted the earth.
Answer:
Species interactions within ecological webs include four main types of two-way interactions: mutualism, commensalism, competition, and predation (which includes herbivory and parasitism).
Explanation:
Answer:
An explosion of a star= Supernova
The dense remains of a star= Neutron star
A large mass of gas and dust= Nebula
Explanation:
