Answer:
Sectarianism is a form of prejudice, discrimination, or hatred arising from attaching relations of inferiority and superiority to differences between subdivisions within a group.
A sentence fragment...
It does not sound right, therefore it is not complete (fragment). Run-on sentences are complete, yet they are extended to much.
Answer:
me and my brother created a contract to agree that we would not destroy each other's block build (toy block things u see everywhere) and then he destroyed mine sadly ;-;