It provided wealth to China and provided more land for china
Answer:
Option A
Explanation:
Attention is not just a psychological concept it is also measurable through brain imaging which can be used for cognitive psychology research.
Developmental and social psychology are areas of study that are one of the American psychological association's foundational areas of contemporary psychology.
Workers were drafted, so they had to join the war and leave or quit their jobs. People also volunteered to serve, and so people who didn't get drafted or join, took their places.