The word “approach” in the third paragraph of the passage means .

* Hướng dẫn giải

Đáp án : D

Cấu đầu đoạn 3: “But Wales, like everyone else, believed that people with special knowledge were needed to write the articles, and so he began by hiring experts. He soon changed his approach, however, as it took them a long time to finish their work.” => “approach” được hiểu là ý tưởng thuê chuyên gia (idea)