The fact that Greg's friend was still breathing means that he did not need chest compression. (Option B)
A heart attack is said to occur when a section of the heart is blocked and could make the individual to become unconscious.
The fact that Greg's friend was still breathing means that he did not need chest compression even though he appears to have a heart attack.
Learn more about heart attack:https://brainly.com/question/1347334?
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