Which inference is the most likely explanation for the universal properties of the genetic code?
O A. Other, less useful, versions of the genetic code were eliminated gradually throughout the course of evolution
OB. The genetic code evolved very early in the history of life, and it was used by an ancient ancestor of all or nearly all living things
O
C. The genetic code evolved relatively recently in bacteria and then it quickly spread to all living things in all evolutionary lineages.
OD. The genetic code evolved early in the history of animal evolution, and then it quickly spread to all other living things in other
evolutionary lineages.