蓝皮书阅读核心篇P28页那篇第170题请教

lovedecoder

各位，这个题目说the passage mentions which of the following as an important theme that receives special emphasis in Glarthaar's book?

答案选B。。。为什么，我怎么也看不懂，哪位可以解释下～～～

大谢啊！！！

急死我了。。。

azh826

P28, Para2, Line 12-14: "appropriately emphasizing the campaign by Black solidiers and their officiers to get the opportunity to fight."