Which of the following stages of psychosexual development is commonly characterised by the Oedipus complex?

Correct option is B

According to Freud’s psychosexual theory, the phallic stage (ages 3–6 years) is marked by the Oedipus complex in boys and Electra complex in girls. Children begin to identify with the same-sex parent and internalize gender roles. Resolution of this complex is key to developing a mature adult identity.
Explanation of options: (a) ✘ Genital stage – Occurs during adolescence and focuses on mature sexual interests. (b) ✔ Phallic stage – Associated with development of the Oedipus/Electra complex. (c) ✘ Anal stage – Associated with toilet training and control, not complex formation. (d) ✘ Oral stage – First stage, involving pleasure from oral activities like sucking or eating.