Sea level rise/construction of buildings. Both A and B are correct
In general places farther from the equator have colder winters and sometimes hotter summers with lower average year-round temperatures. but there are many other influences on climate besides latitude such as elevation rainfall and proximity to or distance from large bodies of water.
Answer: The cultures people create
Canada shares a long land boundary with Alaska and a long boundary with the Arctic Ocean to the North.
It also has a very short boundary with the Pacific Ocean, around Vancouver.
It actually also shares a maritime (water) border with Greenland - although if we discount this kind of border, we can accept Greenland as the correct answer.
