In each of the following questions there are three statements. Which are followed by three or four conclusions. Choose the conclusions which logically follow from the given statements.
| 6. | 
                            Statements: Some keys are staplers. Some staplers are stickers. All the stickers are pens. Conclusions:  1. Some pens are staplers.  2. Some stickers are keys.  3. No sticker is key.  4. Some staplers are keys.  | 
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| 7. | 
                            Statements: Some questions are answers. Some answers are writers. All the writers are poets.  Conclusions:  1. Some writers are answers.  2. Some poets are questions.  3. All the questions are poets.  4. Some poets are answers.  | 
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