I wrote it out, sorry if it’s a little messy!
The answer is the third one
Because if animals dint have a good habitat they wont have a desent place to bd in
... termed "hypotonic," meaning less solids (or more diluted) than inside the cell. For fluid movement in/out of cells, water will diffuse (via osmosis) from the hypotonic solution to the hypertonic one, assuming a permeable barrier (i.e. cell membrane) allows it. With this case, water will flow into the cell from outside.