What do astronomers think dark energy is doing to the expansion of the universe? bring it to a halt

holding it steady

accelerating it

none of the above

Accelerating it.

Explanation:

Dark energy is a hypothesis by which the growing tendency of the universe to expand constantly is explained, with which it is inferred that this dark energy is a kind of inverse gravity, which instead of attracting repels the extremes of the cosmos expanding its size and dimension . Although its definition is very ambiguous and abstract, the truth is that it is a hypothesis that seeks to explain this physical behavior of the cosmos.

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.