【单选题】听力原文: The key question for any only child is this: why were you an only child? It's a key question for at least two reasons. If your parents had wanted several children but could have you only, they a...
A.
Those who are themselves spoiled and self-centered.
B.
Those who expected to have several children but could only have one.
C.
Those who like to give expensive jewels to their children.
D.
Those who give birth to their only children when they are below 30.