No all the passage are not grammatical and logical
Answer: D.) And what had happened to the bicycle, which might have shed some light on the shooting? The police had never collected this vital piece of evidence.
Explanation: I just took the test
Smoking makes your life span a whole lot shorter and it will strain your lung compacity.
Well, a comedy contains humorous content to make the audience laugh and tragedy contain suspense and disaster in someone's life.