Context:
I was so happy I felt tears starting in my eyes, and then she up and hugged me. I think she could tell.
Context:
I was so happy I felt tears starting in my eyes, and then she up and hugged me. I think she could tell.
Tell is frequently used with the meaning of realize or understand, so the sentence you quote can be read as
"As I was close to tears, and she realized it, she came near me and hugged me"