Celine was essentially left to her own devices once the trial was done, including having to find her own bus ticket. she understood and knew little about the research that she had participated in. Based on the passage, which of the following statements is true?
a) Celine was well-informed about the research.
b) Celine had assistance in finding her bus ticket.
c) Celine was left to manage things on her own after the trial.
d) Celine had extensive knowledge about the research.