Final answer:
The writer's focus on spiders in the given context is a form of symbolism, as demonstrated by Louise Bourgeois' artwork where spiders represent deeper meanings and her personal history and struggles.
Step-by-step explanation:
The writer's focus on spiders in the given context is a form of symbolism. Louise Bourgeois, the artist mentioned, used spider sculptures as a symbol in her artwork. She considered spiders to be fierce yet fragile, reflecting her own experiences and emotions. The spiders represented both her mother and herself, and they carried deeper meanings related to her personal history and struggles.