Yo help- gygufyutft7iutuih

It is called the Yellow River because its waters carry silt, which give the river its yellow-brown color, and when the river overflows, it leaves a yellow residue behind. While the river helps create fertile land that is suited for farming, during certain times of the year the Huang He frequently overflows.

Explanation:

answer; the automatic system because it is a "gut reactor"  

answer; the above statement is (true);