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                              Q:
                           
                           
                                                      | A) Birds fly in the air. Trees are birds. Therefore, trees fly in the air. | B) Some boys steal. All who steal are naughty. All naughty are honest. Therefore, some boys are honest | 
| C) All girls like dance. Some girls are Indian. All Indians are artists. Therefore, some artists like dance. | D) All liars are not thieves. All thieves are criminals. Therefore, all liars are criminals | 
                              Answer:   D) All liars are not thieves. All thieves are criminals. Therefore, all liars are criminals
                              
                                                            
                              
Explanation:
                               
                           
                           Explanation:
Since all liars are not thieves so all liars cannot be criminals.
                            
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