Answer:
More things like the previously said things I need to do such as getting the cake, preparing entertainment.
Explanation:
The underlined term (flies) used verb+es which is used to describe the verb that still being doned regularly.
If the verb is currently being done , the verb will use-ing , if it's a plan in the future, we will see 'will' before the verb and the verb will not use -es
hope this helps
C. It is the only opinionated answer that needs to be cited.