Given below are four jumbled sentences. Pick the option that gives their correct order. 
A. In the study, researchers found that kids who experienced their growth spurt late had lower than average bone density in young adulthood.
B. Teens who hit puberty late may end up with weaker bones, a new study finds.
C. However, they continue to have lower bone strength even after they finish growing and may be at greater risk for osteoporosis in adulthood.
D. These later maturing teens do catch up with early maturing teens in terms of bone strength.