Answer: D
Explanation:
Because the heavy plow and its traction team was expensive tool and individual peasant farmers were not able to own it, it brought collective ownership and patterns of communal agriculture and communal animal husbandry.
The heavy plough required more energy to pull this resulted several families coming together to pool their oxen to form a team large and strong enough to pull the heavy plow. The resulting “ox-gangs” became an important social group.
Plants stomata allow it to transpire and is also a mechanism used to 'suction' or 'pull' the water through the xylem
More nitrogen in the atmosphere leads to NITRIC ACID RAIN.
When nitrogenous fertilizers are used on the farm, some gases are released into the atmosphere including nitric oxide. These gases rises up into the atmosphere, mix with rainfall.
Nitric oxide react with rainfall to form nitric acid and it falls as acidic rain.
To return wolves to an area, first, they must be captured from another area, transported to the desired location, be acclimated to the new location, by tagged with collars, and then released into the wild where they will be checked up on.
