单选题 The editor considered the author's analysis in his article to be penetrating.
【正确答案】 B
【答案解析】[解析] penetrating深刻的,穿透的,渗透的;extensive广阔的,广泛的;profound深远的,见解深刻的;conclusive结论性的,确凿的;valuable有价值的,珍贵的。故答案为B。