Please help me??? *CHECK ALL THAT APPLY* more then ONE answer. Will give brainliest. Thanks!

This map shows the member states of the european union (eu). based on this map, what is the most likely reason the eu was formed? a) to increase trade between european nations b) to protect themselves from foreign enemies c) to begin the process of forming one large nation d) to isolate europe from the rest of the international community j

What is an additional type of erosion found at the coast? what does it mean?

8. is a technique that uses the images from several telescopes to produce a single image. a. reflection b. interferometry c. radiation d. refraction