Read the draft passage. [1] A practical guide discusses a neighborhood study of pedestrian safety. [2] Students observe traffic at several intersections and record common crossing problems. [3] The evidence that students collected from three neighborhoods, supports the report's recommendation for safer crosswalks. [4] Their findings point toward locations that need better markings or signals. [5] The final sentence reinforces the value of local evidence and practical recommendations. In the discussion of a neighborhood study of pedestrian safety, which choice corrects sentence 3 without creating a new punctuation error?