Which two phrases most likely explain how the rock shown here formed? D A. Cooling of volcanic lava on Earth's surface
O B. Sedimentation of layers at the bottom of a body of water
O C. Small grains of sand getting pressed together over time

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unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.

a

explanation:

the answer is d hope this