Answer:
At the end of infancy, around 18months to 3 years of age
Explanation:
Building of Sigmund Freud's psychosexual theory Eric Erikson proposed 8 stages of psychosocial development in humans. These stages are;
1. Trust vs mistrust: at birth to 12 months of age,
2. Autonomy vs shame/doubt: ages 1-3 years
3. Initiative vs guilt: ages 3-6 years
4. Industry vs inferiority: 6-12 years of age
5. Identity vs role confusion: 12-18 years of age
6. Intimacy vs isolation: ages 20 through early 40s
7. Generativity vs stagnation: 40s to mid 60s
8. Integrity vs despair: mid 60s to the end of life.
Everyone enters the autonomy versus shame and doubt stage at around 1/1.5 to 3 years of age.