Offers to mow his lawn, give him money, etc
Answer: b. She used to wear pretty clothes and be lively-when she was Minnie Foster, one of the town girls, singing in the choir.
Explanation: In this sentence (and several other remarks) we learn something that is, plot-wise, very important about Mrs. Wright's past: she used to have a liveliness in her youth (before marrying) that is now gone and at some point in the last 20 years, she has stopped wearing pretty clothes.