40.As cocooners, in what way are Linsey Knerl and Stan McClain in common?
(A) They both try very hard to lead a simple life in order to protect the environment.
(B) They don't go out as often as they used to in order to reduce unnecessary spending.
(C) They have to lead a frugal life in the face of global financial tsunami.
(D) They can tide over the economic crisis by going backward and forward responsibly.