A 49-year-old male sustains a stab wound to the left upper quadrant of his abdomen. He complains of minimal pain and is alert orientated

A 49-year-old male sustains a stab wound to the left upper quadrant of his abdomen. He complains of minimal pain and is alert orientated times three and hemodynamically stable. The results of his abdominal examination show no abnormalities. Which of the following statements is true? A. The focused assessment with bedside ultrasound for trauma evaluation and examination reliably rules out intra-abdominal injury B. Local wound exploration revealing factual penetration is an absolute indication for an exploratory laparotomy C. Intra-abdominal injury is highly unlikely in this patient D. The patient should be admitted for a 24 hour observation.