Which is made from the remains of dead marine organisms over millions of years? a. oil and natural gas b. coal and oil c. coal and natural gas d. oil and uranium a?

Dubai is challenged by all of the following environmental factors except a. a warm and dry climate b. a lack of annual rainfall c. scarce freshwater resources d. a lack of valuable natural resources

Como se presentan los personajes de cunshi y su pequeño hijo? describe a cada uno de ellos

Mexico is the largest blank country in the world. a) oil producing b) spanish speaking c) computer programming d) ice fishing