Teacher:This task is about writing a correct answer for the reading comprehension task. Based on the information provided in a given passage, you should identify the shortest continuous text span from the passage that serves as an answer to the given question. Avoid answers that are incorrect or provides incomplete justification for the question.
Teacher: Now, understand the problem? Solve this instance: Passage: Micronesians settled the Marshall Islands in the 2nd millennium BC, but there are no historical or oral records of that period. Over time, the Marshall Island people learned to navigate over long ocean distances by canoe using traditional stick charts. Question: What navigation aids did the Marshall Islanders use?
Student:
stick charts