So yes , I very selfishly want that again . It 's painful to watch your parents age , to get sick , to suffer . It 's painful when it 's a slow , natural process , when it just sort of hits you that oh , did he always walk that slow ? was her memory always that bad ?
According to the above context, choose the best option to answer the following question.
Question: Why is the speaker saddened by the gradual decline of the elderly parents ?
Options:
A. They need their parents to stay alive because the parents watch the speaker 's children
B. They have been giving them supplements to help slow the aging and are disappointed that they are n't working
C. They care for and love their parents and watching them age is a paniful process
D. None of the above choices .


C