A 54-year-old man on an ACE inhibitor for hypertension attends for blood tests. His eGFR is 52 mL/min/1.73m2 and ACR is 45 mg/mmol on two occasions. Blood pressure is 140/85 mmHg. How should his kidney disease be staged?AChronic kidney disease stage 3a with moderately increased albuminuriaBChronic kidney disease stage 2 with normal albumin excretionCChronic kidney disease stage 4 with severely increased albuminuriaDAcute kidney injury stage 1ENo chronic kidney diseaseCheck my answer