[A] conclude [B] to conclude [C] concluding [D] concluded

参考答案:

C本题考查分词短语作状语。空格所在部分和主语谓语read都是主语Montoya发出的动作，空格所在的动作做状语，即“他在新闻稿的末尾总结到．．．”，能够担任此语法功能的只有现在分词，所以［C］项concluding正确，相当于and he concluded with…。