What is the most significant factor that controls the development of soil?
a. parent material
b. time
c. topography
d. climate

The answer is D. Climate

Warmer temperatures and abundance of water will have the tendency to speed up the soil development, in some cases speed up happened very dramatically . Cooler temperature will slowdown soil development.

Which why the best fruits and vegetables usually come from tropical area

Cause of he different elevations  hope this ?

343^x = 49^4-xx = 4-xx+x=42x = 4x = 4/2x = 2therefore x = 2