S&T, Space, UPSC MOCK

Southern Ring recently seen in news is related to

Southern Polar jet created over Southern Hemisphere

Star in Space

Valley in the Pacific ocean

Ring of trash in Atlantic ocean

Consider the following pairs regarding the images released by James Webb Space Telescope
1. SMACS 0723 - an exoplanet
2. Carina nebula - a dying star
3. Southern Ring Nebula - showing the birth of new stars
4. Stephan's quintet - cosmic collision of galaxies
5. WASP96 b - cluster of galaxies
How many pairs given above are correctly matched?

Only one pair

Only two pairs

Only four pairs

All pairs are correct

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