I think it's B or C but I'm not sure and I don't wanna take chances on a test "which is one benefit that mangrove trees provide to surrounding coastal wetlands"

A) They hold soil in place
B)they store floodwaters
C)they maintain surface water flow
D) They filer water and improve water quality

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.