71. The first paragraph is written with the aim to .
A. advise people to open their adoptions
B. bring in the topic of open adoption
C. explain why open adoption has become mainstream
D. advertise the book Make Room in Our Heart
72. What kind of view may both Duxbury and Josh agree with?
A. The adoptive parents are the parents.
B. Only stupid kids may regard their birthmother as parent.
C. A collection of data of adoptive families is useless.
D. All adoptive families should share their joy and pain.
