Read the following context and choose the best option to answer the question.
Context: Wow , that long boring crap is over , now the long boring today stuff , HA ! ! I got up at 4:30am this morning to get down to the fitness center by 5 am so I could run 5 miles on the dreadmill , UGH ! ! It was very hard to get out of bed , it was warm and toasty , and just right for more sleep .
Question: What may be the reason they got up at 4:30am ?
Options: 
A. They gym is packed with people in the morning so its the best time .
B. They are not able to sleep unless they work out so its the best time
C. None of the above choices .
D. They have to go to work early in the morning so that s the best time .


D