Assertion- Angina refers to acute chest pain. Reason- Lack of supply of oxygenated blood to the heart muscles.
A
Both the assertion and reason are true and the reason is the correct explanation of the assertion
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B
Both assertion and reason are true but the reason is not the correct explanation of the assertion
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C
The assertion is true but the reason is false
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D
Both the assertion and reason are false
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Solution
The correct option is A Both the assertion and reason are true and the reason is the correct explanation of the assertion Angina is a condition of acute chest pain. Heart muscles need continous supply of oxygenated blood. This condition occurs due to conditions affecting blood flow.