It was the most thrilling part of her job , as far as she was concerned , finding each piece and trying her hardest to put the puzzle together in record time . " What the hell did you put in your coffee this morning ? " Lindsay asked , looking down at her speculatively . Cindy just grinned and hopped inside as the elevator doors dinged open .

Question: Why did Lindsay ask Cindy a question ?
Answer: Cindy was doing a difficult puzzleCindy was trying her hardestNone of the above choices .Cindy was unusually energetic