John has always had a bad habit. When he enters a department store, he feels a great sense of exhilaration and spends lots of money to buy things he does not need. John still does this even though he has to be very careful with money these days since he is out of a job. John has a problem with
a. bulimia.
b. anorexia.
c. excessive saving syndrome.
d. excessive disposal syndrome.
e. compulsive buying.