<span>. built dams to provide for irrigation</span>
irrigation was used to farm lands that were originally arid and semi arid<span>4. converted bad land into agricultural fields</span>
<span>these bad lands otherwise ARID AND SEMI ARID were successful reclaimed through irrigation methods.
</span><span></span><span>5. invented new farming methods
</span> improvements in agricultural techniques and tools bolstered the agricultural sector making it one of the important source of taxes for the dynasty.
hide evidence because it could lead to something crucial
Answer:
a trait
whether its hair color, eye shape, skin tone, if your always happy, creative, etc. that's a trait :)
Mississippi River is the answer