The correct answer is C.
I am 100% certain about this, even though English is not my best subject.
The dash us used as a summary
Answer:
It means being conscious and aware enough to choose what you pay attention to and to choose how you construct meaning from experience.
Is this the full question?
The meaning of a term is a message or a word that something is trying to convey.
Without the full question, I can't provide an accurate answer.