Answer:
B. Heat and Pressure
Explanation:
This is because metaphoric rocks are formed due to change in texture and composition of the pre-existing rocks...
Types of farming include subsistence farming, mixed farming, nomadic herding, commercial plantation, livestock rearing, etc.
Plants and trees absorb the carbon and make oxygen with it.
Well since a hundred board should go by 10's until you reach 100, start at 61 then go up 10 spaces and the answer is 71
Hope this helps
~Jordan~