Which set of terms below are most closely associated with the immune system?

A.
phagocytosis and marker protein
B.
pinocytosis and channel protein
C.
passive transport and the nucleolus
D.
diffusion and the cell wall

d. sodium chloride ions.

blah

explanation: bc blah

and after water is usually warmed by the sun the water temperature raises and then evaporates .

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.