Answer: B continental tropical
Explanation: Continental Tropical air masses (cT) are a type of tropical air produced by the subtropical ridge over large areas of land and typically originate from low-latitude deserts such as the Sahara Desert in northern Africa, which is the major source of these air masses.
https://en.wikipedia.org/wiki/Air_mass
None of the above. The Crust and Mantle are locations in Earth’s lithosphere, and the rock cycle is just the transition of rocks from sedimentary, igneous etc, which are types of rock
I am the Panama Canal. The Panama Canal is forty-eight miles long and is a key route for international maritime trade and a part of the canal, specifically the locks, are in construction and should be opened in 2016. Both the French and the Americans have worked on the Panama Canal.
