Which of the Statements Regarding Cultural Differences in Displays of Self-Recognition

Which of the statements regarding cultural differences in displays of self-recognition is accurate?

A) Turkish infants outperformed Scottish and Zambian infants at the mirror self-recognition task.
B) Infants from nomadic tribes who have no experience with mirrors are slower than city-reared children to pass self-recognition tasks.
C) Zambian infants outperformed Scottish and Turkish infants at the body-as-obstacle task.
D) Children from nomadic tribes could not recognize themselves in photographs until they were 4 or 5 years of age.