Tricolor glazed pottery and purple clay pottery.
This doesn't occur before the formal operational stage.
According to Jean Piaget, a Swiss psychologist, every person goes through 4 developmental stages:
- sensorimotor : birth - 24 months
- preoperational: 24 months - age 7
- concrete operational: 7 - 14
- formal operational: adolescence - adulthood
Only when we reach the final stage of development can we put ourselves in somebody else's shoes and see things from their perspective, according to Piaget.
The acceptable reasons for study history is B.) It helps support common cultral understanding.
Why?? You would be accepting and learning new and different things about different people. And learning so much about humans past and how they worked and did things differently. So then maybe we can understand why some people do certain things. Like quanza or something. Or hanuukah. ( Sorry i know i proably spelled those wrong)
Anyway i hope this helps!! And can i please get brainliest.
The answer is
s waves cannot pass thru the outer core
1 is concession 2 is federal 3 is d