A.
B-there should be a comma after June 4 (June 4, 1968)
C-there should be a comma after Paris (Paris, France)
D-there should be a comma after Church (Falls Church, VA)
:)
Answer:
C.
Explanation: Only their adoptive parents would know information about them, if not they could tell them what orphanage they come from and work their way up the chain.
To me it looks like the one you have selected is correct