His right leg was in a thick white cast held up off the bed by a series of pulleys . It all looked terribly unnecessary to Scorpius as he stepped up to the bed , still holding Lily to make sure that she did not jump at him again . " Miserable , is n't it ?

Based on the preceding passage, choose your answer for question Why was a man in a cast ?
Pick from:
(A). He broke his arm trying to hold on to Lily .
(B). None of the above choices .
(C). His broken bone had healed nicely .
(D). He had a surgery on his leg .
The answer is:
(D).