Sumerians were the first people of mesopotamia to use , a. the plow , b. irrigation , c. a spoken language , d. a number system based on 100 ?

As with any small island country, cuba has fewer natural resources than countries such as brazil. this affects their economy in that cuba a) exports only manufactured products. b) exports more products than it imports.. c) must import more products than it exports. d) has imposed trade barriers against the united states.

Completar fill in the blanks with words from the list based on the panorama cultural video.

Describe the relationship between population growth consumption and the environment.