What's the excerpt? more details
In order to replace the infinitives with gerunds, all main verbs or actions need be have the -ing ending and eliminate the word "to". The sentence should be revised in the following way:
Hosting a party of this magnitude requires cleaning and organizing the house before getting to the part of adding decorations to the rooms.
C. It features an animal as a character.
Answer:I've seen this question before and I believe it's the second one.