What does episodic acute stress mean in this chapter? （ ）

A、akindofpositivetypeofstressthatkeepsyouenergized
B、stressthathappensfromtimetotimeandthenstopforawhile,ratherthanhappeningallthetime
C、averyshort-termtypeofstress
D、stressthatseemsnever-endingandinescapable