Constitution means a set of rules,laws,regulations and rights.
constitutional government mean a set of fixed norms or principle generally accepted the fundamental law polity-that effectively controls the political power.
Answer:
D. All are used in commercials
Explanation:
When saddles were created, it was made possible for camel riders who had caravans to go for much longer and further without resting both them and the camels. This made it possible to reach places quickly and trade more efficiently, which is why the economy developed massively.