I was pacing down the sidewalk with the cheer of a dead person . My hands barely felt the paper grocery bags rubbing up against them , mainly because I was in la - la land . " Let 's take a break , " Raine offered , ushering me to a bench .

Q with options: Give answer the following question using evidence from the above passage: What may have been the plausible reason for me sitting on the bench ?
Options are: A). I was waiting on my friend . B). None of the above choices . C). I was tired of walking . D). I was exhausted from working out .
C).