The mayon religion was based upon a pantheon of nature gods, how ever that's not a selection on your multiple choices. Me inferring, using the information I have would be <span>"B"... the cylcles of seasons and the movements of planets. :)</span>
A is the correct answer because I googled it. Welcome.
One example would be economic opportunities. The possibility of a better job would pull someone to a new country. Hope that helps!
Deforestation is caused which means that they are being cleared faster than they can grow back. this problem can be fixed if less growth would happen around forests, this problem could be fixed if there were to be more trees planted.