Select the option that can be used as a one-word substitute for the given group of words.
The act or process of going from the simple or basic to the complex or advanced.

- 'Evolution' is the gradual development or progression of something from a simple to a more complex or advanced state.
* 'Wither' means to become dry and shriveled.
* 'Ennoblement' means the act of giving someone a noble title or dignity.
* 'Flourishing' means developing rapidly and successfully; thriving.