Vomiting in older children adolescents ddx 2

A school-aged child presents with acute onset of abdominal pain, vomiting, and rapid breathing. He has a history of type I diabetes. During the workup, his blood glucose is found to be 350 mg/dL and urinalysis reveals ketones. Which of the following arterial blood gasses is consistent with the most likely diagnosis?

1: pH of 7.2 and bicarbonate of 13 mEq/L
2: pH of 7.6 and bicarbonate of 13 mEq/L
3: pH of 7.2 and bicarbonate of 31 mEq/L
4: pH of 7.6 and bicarbonate of 31 mEq/L