Which of the following can result in heart failure?
1) increase in blood pressure
2) deposits of fatty material in arteries and veins
3) reduced oxygen supply to cardiac muscle
4) increased risk of blood clotting
1 )
3 and 4 only
2 )
1, 2 and 3 only
3 )
1, 2 and 4 only
1, 3 and 4 only
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