It consists of the alveolar wall, the capillary wall, and their basement membranes.
The tilt of the earth's axis, which essentially "turns" certain parts of earth so that some parts receive more direct sunlight
Pangaea started to break apart.
Transpiration is the process where plants absorb water through the roots and then give off water vapor through pores in their leaves, so D would be your answer
why yes it is
my proof : Plants are living because they grow, take in nutrients and reproduce. Trees, bushes, a cactus, flowers and grass are examples of plants. Plants are also living things. Plants are living because they grow, take in nutrients and reproduce.