What is most abundant component of air by volume?
a. nitrogen
b. oxygen
c. hydrogen
d. ozone

Which statement explains what happened to the agriculture economy in russia under communism

Which was not a country that massively built up its navy in the early 1900s? germany china united statesbritain

What statement about the economy of france is not true? a. paris is a major manufacturing center b. marseille is a busy seaport on the mediterranean coast c. farming is the major activity in the alps. d. world-famous wines are produced in the bordeaux region c. farming is the major activity in the alps