Answer:
It means inventions, creations, something non created before.
Explanation:
in·no·va·tion
/ˌinəˈvāSH(ə)n/
noun
the action or process of innovating.
<span>The old dates contrasted with the new dates
This memo is giving the employees details on how the old dates contrast with the new dates, and all the details that has an impact on. Some details they are covering are the actual dates, the speakers who have and have not confirmed, and the menu for food.</span>
Worst is superlative. Superlative means the highest form of something - saddest, coldest, worst, etc.