Laurel is attending school in Japan for a semester. When she visited her host family, she quickly learned that it is bad manners to wear shoes inside a home in Japan. This "rule" is an example of:.
1. social facilitation. 2. a norm. 3. cognitive dissonance. 4. role playing.

well to answer ur question to be completly honest

answer; the miracles;

answer; adoption agencies tend to place separated twins in similar homes;

a family can go through many changes which would make it complex. having children can cause a change and increase the complexity. this would change the distribution of authority and management, as the older siblings will at some point be in charge of the younger ones, and discipline must be distributed when they get in trouble.