Answer: Coffee (Café)
Explanation: Coffee is one of Costa Rica's biggest exports. (El café es una de las mayores exportaciones de Costa Rica.) It has become a very important part of the economy and aided in developing the country. (Se ha convertido en una parte muy importante de la economía y ha ayudado al desarrollo del país.) The coffee plantations have become major tourist attractions of the area. (Los cafetales se han convertido en las principales atracciones turísticas de la zona.)
Answer: alternative A.
Explanation: Deposition of sediments can happen in any place, because of water flows, wind, gravity, etc. It is possible to <u>analyze the sediments and find out the records of geologic history related to that place, being necessary to chose the most appropriate techniques to do so</u>.
1) water pollution
2) soil and water
3) watershed and the researchers know that the water pollution came from by 1- untreated smoke from factories
2- carbon dioxide emissions
The condition that must be fulfilled is reproduction.