Read the short text below:
Every evening, I feed our cat, Whiskers. She purrs loudly and rubs against my legs. It's my job to make sure she's fed and happy. Sometimes I forget, but then I remember her hungry meow and rush to the kitchen. Taking care of Whiskers makes me feel responsible and loved.
What is the main responsibility mentioned in the text, and how does the author generally feel about it?
A) Playing with Whiskers; feeling tired.
B) Feeding the cat; feeling responsible and loved.
C) Cleaning the cat's litter box; feeling annoyed.
D) Training the cat; feeling frustrated.