They settled around the Mediterranean and Black sea, which helped spread culture.
D) Most water and mud behave the same throughout time.
Chris's attitude change is best explained by cognitive dissonance.
It refers to the fact that a person may be experiencing thoughts and feelings which are not really consistent, and which may change, sometimes drastically. In Chris's case, he hated pop music, until he actually listened to one pop song and liked it, and then changed his opinion.
Answer:
Development occurs in many types depends upon how u want it to develop and how you helping in it to develop it more easily. As per the psychologists (Developmental psychologists), the development of an individual or child occurs in a orderly or sequential way and in different areas simultaneously.