Which statement about capsule endoscopy is correct?

Which statement about capsule endoscopy is correct?

• A. Noninvasive visualization of the small bowel; cannot perform therapy; risk of capsule retention in strictures or obstruction; not suitable in acute active bleeding requiring intervention
• B. It can perform surgical repair
• C. It uses ionizing radiation
• D. It is the first-line therapy for active bleeding

Answer: (A)