What does the sentence 'By the time they do wake up and smell the coffee, it's often too late' (Paragraph 3) imply?
A.
They should keep a calm mind in solving the difficulty of their marriage.
B.
They should remain always on guard against the possible breakage of their marriage.
C.
It's too late for them to handle the problems of their marriage.
D.
It's the right time for them to realize the breakage of their marriage.