A Patient's Arterial Blood Gases Reveal a PH of 7

A patient's arterial blood gases reveal a pH of 7.49. The nurse would continue to analyze these results based on which evaluation? Note: Credit will be given only if all correct choices and no incorrect choices are selected.
Standard Text: Select all that apply.

A) The patient may have respiratory acidosis.
B) The patient may have respiratory alkalosis.
C) The patient may have metabolic acidosis.
D) The patient may have metabolic alkalosis.
E) The patient has normal blood gases.