Were rio grande located of the mississippi river?

Volcanic irruption is most likely to be violent when a) volcanoes near to the sea b) the neck of the volcano is sealed by a plug c) the lava is viscous d) the lava reaches the surface through a fissure e) the volcano is on the ocean floor

Which two following best identify the central themes of this speech in the passage the man in the arena

After world war i, how did the us economy compare to that of germany?