Which of the Following Statements About Volatiles Is True

Multiple Choice

Which of the following statements about volatiles is true?

A) Carbon dioxide is the most abundant gas in volcanoes.
B) Magmas that contain little water erupt violently.
C) Water content determines the violence of a volcanic eruption.
D) Water exposed to high temperatures of magma becomes a solid.
E) Basaltic magmas have the highest volatile content.