How did dinosaurs die in the first place ? ?

the gigant asteroid could have caused gigant tsunamis and could made most of the volcanos of the world explode

lee and grant, both of whom held the highest rank in their respective armies, had known each other slightly during the mexican-american war (1846-48) and began their dialogue by exchanging awkward personal inquiries. characteristically, grant had arrived in his mud-splattered field uniform while lee had turned out in full dress attire, complete with sash and sword.

explanation: