Which of the following best describes a child, in Piagetian terms, who is centered?

a. "They lack the ability to distinguish between their own perspective and another person's perspective."
b. "They often attribute human thoughts and feelings to inanimate objects and forces."
c. "They often focus on one noticeable aspect of a cognitive problem to the exclusion of other important aspects."
d. "They have difficulty understanding that objects can be simultaneously part of more than one class or group."

Answer: C