Valentina has decided to stop drinking coffee. Which initial approach will help Valentina avoid headaches and fatigue?
a) Stop drinking coffee cold turkey.
b) Replace two of three cups of coffee per day with a sport drink.
c) Replace a small amount of caffeinated coffee grounds with decaffeinated coffee grounds.
d) Replace two of three cups of coffee per day with an energy drink.
e) Drink a smaller cup of coffee and take B vitamins and vitamin C daily