Final answer:
Metabolic alkalosis is characterized by an increased pH and increased levels of HCO3-. The correct answer is option C) Increased pH, increased HCO3-.
Step-by-step explanation:
Metabolic alkalosis is characterized by an increased pH and increased levels of HCO3-. In this case, the correct answer is option C) Increased pH, increased HCO3-. When the body experiences metabolic alkalosis, it means there is an excess of bicarbonate ions in the blood, leading to an elevated pH level. This can result from conditions such as excessive vomiting or the prolonged use of certain medications.