Read the following context and choose the best option to answer the question.
Context: Challenge : [ 159 ] In Another LifeTitle : It 's Always A PleasureWord count : 317~ ( sorry sorry~)Summary : Axel had never been so happy to go to work . Rating : PG ? ... Axel sighed heavily as he leaned back against the couch . His job had given the rest of the day off to their employees and the redhead was trying relax , but he could n't help feeling like he was waiting for something . Or he should be looking for something . Something important .
Question: Why does Axel feel like he 's waiting for something ?
Options: 
A. None of the above choices .
B. He is enjoying a leisurely day off .
C. He feels anxious about having unfilled time .
D. He is bored and waiting for entertainment .


C