Which Universe term is correctly associated with location or association: “located in the constellation Orion”, and also with “it marks one shoulder of Orion”?

Correct Answer: Option B — Betelgeuse. Betelgeuse is correct because it is located in the constellation Orion. It is also associated with it marks one shoulder of Orion. Together, these two facts identify Betelgeuse precisely within Universe. Why the other options are incorrect: Option A — Crab Nebula: Crab Nebula is located in the constellation Taurus. It is also associated with associated with a supernova observed in 1054 CE, so these facts identify Crab Nebula rather than Betelgeuse. Option C — Black hole: Black hole is often formed from the collapse of a massive star. It is also associated with its boundary is called the event horizon, so these facts identify Black hole rather than Betelgeuse. Option D — Light-year: Light-year is used for distances between stars and galaxies. It is also associated with the distance light travels in one year, so these facts identify Light-year rather than Betelgeuse. Exam Takeaway: Link Betelgeuse with “located in the constellation Orion” and “it marks one shoulder of Orion” for quick revision.