Costa Rica
Colombia
Chile
Answer: From Earth POV, the new moon will appear to be completely dark, while the full moon, it will appear completely lit up
Explanation: In the new moon phase, the moon is in between sun and earth, the new moon phase is lit on the side of the moon thats facing the sun, while dark on the side facing the earth, in the full moon phase, the side of the moon facing the sun is also facing earth, making it visible completely.
Question Options:
A. the creation of a new nation
B. the creation of a new state
C. a drastic boundary change
D. a small boundary change
Answer: He is witnessing a small Boundary Change.
A boundary change in geography is a change in a real or imaginary line or location.
The River was flowing towards the United States initially then changed towards Mexico. This is classified as a small change because he was tracking only a particular area of the
river.