Why Is the Abdomen of a Pediatric Patient a Common

Why is the abdomen of a pediatric patient a common source of unrecognized trauma?

A) Because children are more prone to blunt trauma mechanisms of injury.
B) Because a child's venous system is undeveloped and vulnerable.
C) Because pediatric musculoskeletal injuries are often gruesome and distracting.
D) Because the organs are large and unprotected, and the abdominal wall is thin.