Which statement about china during the sui dynasty are true the answer is the grand canal was constructed to unite northern and southern china under the sui dynasty china enter the golden age the sui dynasty reunited china in the sixth and seventh centuries by combining existing laws into a single legal code

The Grand Canal was constructed to unite northern and southern China. The sui Dynasty reunited China in the 6th and 7th Centuries by combining existing laws into a single legal code. These are the only two correct ones from the list. I just took this quiz so I know these are right. I couldnt find help with the answer anywhere. I looked all over Google. Good luck with the rest of the quiz :)

The statistics for the eastern war are grim. more than three-million men died in the fighting, more than nine-million men were wounded, and every major country which participated lost its form of government.