C. a delta. Because a delta is the only one of those choices to where it is formed at the mouth of a river
Humans adapt to changes in the environment by genetic change, developmental adjustments, acclimatization, and cultural or technological advances.
Assuming you asked a question, a land form smaller than a continent surrounded by water would be an island.
When two oceanic plates collide, the younger of the two plates (because it is less dense)* will ride over the edge of the older plate. *(Oceanic plates grow more dense as they cool or move further away from the Mid-Ocean Ridge). The older, heavier plate bends and plunges steeply through the athenosphere, and descending into the earth, ir forms a trench that can be as much as 70 miles wide, more than a thousands miles long, and several miles deep.
People, Goods, and Ideas are what mostly Geographers talk about.
