Which of the following statements from the passage contains a simile?
 A. 
 "To him, his emotions always felt room temperature, neither cold nor hot."
 B. 
 "Samuel regularly found himself sitting on the couch like an unmovable mountain . . ."
 C. 
 ". . . so many things about these women just didn't make sense."
 D. 
 "Samuel was always at peace, while his sisters seemed always to be declaring war."