Answer:
They worried about upsetting the Native Americans, who had a better relationship with the Mexicans than they did with the Americans.
Explanation:
Northern places like Canada were colonized by France. The mid part was at first colonized by the Dutch but then the colonies were taken by the British. The central American part, including South America and the Carribean was mostly controlled by the Spanish. Portugal had control of Brazil while Russians started slowly moving towards Alaska but couldn't establish colonies until the 18th century.
Its a cross between 1. and 4.
Im not completely sure but I think its B: great forests in North Africa were destroyed. My reason for this decision is that they probably destroyed the great forests for agriculturable land.
Hope this helps!