Why did God choose Circumcision as the Sign of the Covenant?

The Mission of Jesus Christ (USCCB Core 3 series). This episode explores the mark of the Abrahamic Covenant: circumcision. This video series is used as a review to course material. The presenter has two degrees in religious studies from John Carroll University and has earned master catechist certification through the Diocese of Cleveland. He maintains permanent teaching licensure though the State of Ohio's Department of Education. Unless noted, no personal opinions are expressed in this video. All teachings presented are intended to be in conformity with the United States Conference of Catholic Bishops Core 3 Curriculum Framework for High School religious studies. "Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use."