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A child is born with O negative blood.Both the mother and the father have O positive blood,and they are concerned that the hospital gave them the wrong child.Should they be concerned? Why or why not?
Virtual communities
Online networks of individuals who share interests, ideas, or goals and interact through social media, forums, or other digital platforms.
In-group
A social group to which a person psychologically identifies as being a member, often distinguishing members from those in out-groups.
Out-group
A social group toward which an individual feels a sense of competition or opposition, often leading to discrimination or hostility.
Loyalty
A strong feeling of support or allegiance to someone or something.
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