They has been very successful but they are very expensive to operate that is your answer I hope this helps
D is the answer. Bc the pointy
A vacuum is an electrical motor and<span> which it converts electrical energy into mechanical energy.
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Answer:
Physical activity or exercise can improve your health and reduce the risk of developing several diseases like type 2 diabetes, cancer and cardiovascular disease. Physical activity and exercise can have immediate and long-term health benefits. Most importantly, regular activity can improve your quality of life.
Explanation:
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