According to the discovery made in the $1980$s,$RNA$ can act like an enzyme to assemble new $RNA$ molecules on an $RNA$ template. Which of the following statements is not supported by this theory?

• A
  Coacervates may not have been the first step in the evolution of life
• B
  Perhaps the first macromolecule was $RNA$
• C
  Coacervates were the basis for the first cell
• D
  After the formation of $RNA$,the stability of the molecule improved by surrounding $RNA$ within a coacervate