http://reply.papertrans.cn/1/13/1244/1244-31.png
http://reply.papertrans.cn/1/13/1244/1244-32.png
Submitted on: 10 September 2021.
Revised on: 28 October 2021.
Accepted on: 01 December 2021.
___________________AMERICAN ANTIQUITY---CAMBRIDGE UNIV PRESS
http://reply.papertrans.cn/1/13/1244/1244-34.png
http://reply.papertrans.cn/1/13/1244/1244-35.png
http://reply.papertrans.cn/1/13/1244/1244-36.png