The answer is:
"Last week I sent a tuner over to my parents’ apartment and had the piano reconditioned, for purely sentimental reasons.”
This is intrisic because she says, "purely for sentimental reasons" meaning she wasn't influenced by anything from the outside, this was something she did on her own based on how she personally felt. It was based on her emotions and her feelings. Hope this helps:)
The answer that you are lookin for is C hope this helps.
Answer:
Based on https://thewandererliteraryjournal.wordpress.com/2015/12/11/thoreau-on-nature-in-walden/ it states
"In his writings he suggests that all living things have rights that humans should recognize, implying that we have a responsibility to respect and care for nature rather than destroying it."
Hope this helped you.