Help me pls this deals with rivers and the Grand Canyon

A. The Grand Canyon was formed by the continous flow of the Columbia river is the answer.  

If you get another problem like this you can just google them to see which are correct and which are wrong.

answer; (c) a law code that provides believers with a set of pratical laws to regulate their daily lives

fir trees are found in areas with cooler climates. fir trees have needles for leaves and remain green year-round.