This question has options. Answer the question about text:

Heather had really changed . She continued to be kind and she still had a bright smile on her face . However , because of Robbie she now knew the truth about herself .

What might Robbie have doen to make heather knwo something about herself
Available choices:
(a). He withheld information
(b). He told her something about his past
(c). He may have told a dark secret about her past
(d). None of the above choices .
(c).