Mario Is Two Years Old and Is Beginning to Potty

Mario is two years old and is beginning to potty train. When he has an accident at day care, the care provider places him on time-out rather than offering comfort. According to Erik Erikson, the most likely result of this action is that Mario will ______.

A) improve his self-control
B) develop a sense of self-doubt
C) feel mistrustful of adults
D) become more independent