Read the following context and choose the best option to answer the question.
Context: Anna joined us not too long after , and we commenced to play go fish and hearts for awhile before the line decided to move 10 feet at a time for a little while . There was Towel Man who shouted something amazing that 's not quite rhyming right in my head so I 'll let someone else post it . After two hours we got into Ball Circle .
Question: How can the line be described as moving ?
Options: 
A. None of the above choices .
B. steadily
C. fast
D. slow


D