Angela Has Decided to Quit Smoking

Angela has decided to quit smoking.Though the temptation to smoke is stressful,she has developed ways to resist.She goes for a walk,calls a friend,or chews gum to keep herself from picking up a cigarette.Though the urge to smoke is still there,she has found ways to change her situation when she feels stressed so she can cope.Angela is

A) using problem-focused coping.
B) relying primarily on social support.
C) using emotion-focused coping.
D) displaying hardiness.