According to the writer, the most important character for a good manager is his ______.

A．We can find some ways to avoid stress.
B．Stress is always harmful to people.
C．It is easy to change the habit of keeping oneself busy with work.
D．Different people can withstand different amount of stress..

A．asking a choice between "flight or fight"
B．"reaction to stress both chemically and physically"
C．"responding to crises quickly"
D．"losing heart at the signs of difficulties"