In the first two paragraphs of "Apollo 13-Mission Highlights," words and phrases that help determine the subject area typically include references to "Apollo 13," "mission," "highlights," "spacecraft," "NASA," or "moon landing." These terms suggest the text is focused on a significant event in space exploration, detailing aspects of the Apollo 13 mission, its challenges, and achievements.
Look for clues like mentions of astronauts, spacecraft systems, mission objectives, or specific issues faced during the mission, as these would further illuminate the content focus in the realm of space science and history.