Answer:
The narrator desribes the house in this way:
d) To show that the owner had a lot of parties
Step-by-step explanation:
The reasons that back the answer in the first place are that the description is never aimed to praise the style of the house because it focused on the people inside. So, a) is incorrect. Also, even when he recalled a memory it was not of something rotting so b) is incorrect. Nevertheless, he said he believed it was not enjoyable. Now, he pointed out the number of people inside the house but he went further to describe the environment and the activity to say the owner had a lot of parties in the house.