A. They are unaware.
B. They understand something others do not.
C. They are confused.
D. They are indifferent.
Answer: They understand something others do not.
A. They are unaware.
B. They understand something others do not.
C. They are confused.
D. They are indifferent.
Answer: They understand something others do not.
Additional Information: A knowing smile often indicates insight or shared knowledge.
Subjects: Inference Questions, Reading Comprehension