Expand CPR :

Explanation

**Step-by-Step Text Solution:**

1. **Understanding the Acronym**: The first step is to recognize that CPR is an acronym, which means it stands for a longer phrase.

2. **Identifying the Components**: The components of CPR are related to a medical procedure used in emergencies. It is important to understand what each letter in the acronym represents.

3. **Breaking Down the Acronym**:
- The letter "C" stands for "Cardio".
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