<span>The most valuable natural resource in Mexico is petroleum.This huge stack of resource helps Mexico with their economic activities to flourish. The petroleum base id </span><span>controlled by Petroleos Mexicanos (PEMEX). since oil is derived from petroleum, the answer is A. </span>
Explanation:
The Inca employed a technique called as terrace farming to overcome this challenge. They created terraces by erecting barriers on slopes and filling them with soil. Terraces are a series of broad stairs built into the side of mountains. The hilly topography might have been too difficult for farmers to irrigate, plough, and produce even without terraces.
Answer:
Islam and Christianity..........
Explanation:
The <span>hajj for Muslims is a pilgrimage to Mecca. It is a</span><span> duty of Muslims to journey to the sacred city of Mecca. </span>