Statements : Some tapes are discs. Some discs are cassettes. Some cassettes are songs.nConclusions : I. Some songs are discs.nII. Some cassettes are tapes.nIII. Some songs are tapes.nIV. No song is a disc.

• A. Only either I or IV follows
• B. Only either II or IV follows
• C. Only III and IV follow
• D. Only III and either II or IV follows