IF_HEART_RATE_IS_X,_THEN_WHICH_VALUE_OF_X_IS_KNOWN_AS_TACHYCARDIA??$

1.	IF_HEART_RATE_IS_X,_THEN_WHICH_VALUE_OF_X_IS_KNOWN_AS_TACHYCARDIA??$
A.	x < 60
B.	x > 60
C.	60 < x < 100
D.	x > 100
Answer» E.

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