Answer:
The correct option is D) 30-something
Step-by-step explanation:
Own-race bias can be described as the tendency of an individual with which he/she can recognize the appearance of other-race members as compared to the appearance of their own-race members. In this bias, a person can easily recognize another person of the same race as compared to the a person belonging to another race.
Age can also be an element for own-race bias. As in the scenario mentioned in the question, Arla will be able to recognize the culprit if he/she is also the same as her age.