37. Which of the following best describes the extraordinary ability of the Guugu Yimithirr people mentioned in the text?
(A) A constant and accurate awareness of their physical direction required by their language structure.
(B) A better memory for past events because of the complex grammar rules in their native language.
(C) An instinctive ability to change North/South directions into Left/Right directions without thinking.
(D) A biological change that lets them see better in the dark compared to speakers of English or Spanish.