[Answered]: You are caring for a covid 19 positive patient

You are caring for a covid 19 positive patient. The patient hourly oxygen salutations over the past 4 hours are as follows 98%, 94%, 90%, 88%,. As a graduate nurse you learned that when oxygen saturation beings ro drop over time that the patient may be experiencing respiratory distress, most likely related to covid 19 diagnosis. The interpretation over time and related to the patients diagnosis is am example of which of the following