Answer:
george washington, joe biden, Barack obama, andrew jackson, and theodore roosevelt
Explanation:
The building of temples and great cities without modern machinery, using astronomy to predict astrological cycles and plant crops and using their language to communicate and measure time are some of the Mayans most notable achievements.<span> During a 600-year period of time, which was from 300 A.D. until 900 A.D., the Mayans made many great achievements in science, communications, engineering and agriculture.</span>
b ii only : increasing sea trade with India And South East Asia
Technically, no, it is false that China has finally halted the spread of the Gobi Desert by planting trees, since although they are currently using this tactic, it has not led to a full "halt".
Answer:
D. ability to make major changes in a short period of time
Explanation:
While other options are can be true of a command economy in certain situations, option D is the only option that I would classify as an advantage of a command economy over a Market Economic System. However, major changes in a short time can have disastrous consequences, for example the 6-7 million deaths that resulted from Stalin's five year plan.
