Ridges and troughs the winds create in the ice are known as?

explanation:

yes you are doing it right great gob

i think that d. wind is the answer.   i missed the question when i answered a. currents.

on island x the species needed to adapt because they were being subject to predators which didn't inhabit island y.  

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.