题目内容
（请给出正确答案）
[单选题]
According to the passage, Pearl Buck described herself as "mentally bifocal" to suggest that she was （）.
A.capable of resolving the differences between two distinct linguistic systems
B.keenly aware of how the past could influence the future
C.capable of producing literary works of interest to both
D.equally familiar with two different cultural environments
答案
D、equally familiar with two different cultural environments
