about the rocky moutains and great plains, What do we still need to know in order to determine why the two rock formations have such similar minerals?

answer; /// (c) i do believe that the correct answer is ; an unstated guarantee that goods will be to the consumer's liking;

answer; genetics;

the technology changed agriculture in an impacting manner since many people left the field work by a cellular or other technological appliances

raliegh, north ! hope this