What makes the xai dynasty so important? (click all that apply) (10 points)

question 7 options:

built canals to control the flooding

it was not the first dynasty.

no evidence of archaeological evidence

the ruler did not have a son.

You can drink laxative, or  do this exercise when you are sitting in the bathroom on the toilet. to relieve  constipation  fast or in about 1 minute, pinch your nose after your usual exhalation. start holding your breath. but do not mouth breath during this just hold your breath.