The answer is the engine. The leaking black fluid indicates that you should check your engine. There are a few factors to to why this happens and these are: worn oil gasket, oil filter not attached correctly, corroded oil coolant line, not secured oil plug, high oil pressure.
Answer:
Opportunity cost is the cost of a foregone alternative. If you chose one alternative over another, then the cost of choosing that alternative is an opportunity cost. Opportunity cost is the benefits you lose by choosing one alternative over another one.
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Answer:
Cholera, tuberculosis, anthrax are caused by bacteria
Fungi causes athlete’s foot, ringworm.
Amoebic dysentery, Malaria and sleeping sickness is caused by protozoans.
Common cold, measles, mumps, smallpox are some of the diseases caused by viruses.
Explanation:
