Answer: Tina should worry about the fever first and get a ice pack or a cool rag to get him to his normal temperature. Doing that will make him comfortable...well at least a little. The child has pyrexia so medications such as acetaminophen and ibuprofen may help ease discomfort. Since this is a child, avoid giving him aspirin because this may cause a rare, serious condition.
The answer I believe is c.secondary
In the above examples, the only one that is not an example of speed is the option:
"6 miles per hour north". A speed doesn't have a direction added to it. If a statement has a direction added to it, it's velocity, not speed. Speed is a scalar quantity. In other words, it is the rate at which the object covers the distance. Speed does not care about direction. It is also not aware of direction. Velocity, on the other hand, is aware of direction and of speed.
Measles<span> virus infection is presumed to be sustained through an unbroken chain of</span>human-to-human transmission. So the term I would use is Human Reservoirs because m<span>any common infectious diseases have human reservoirs. Diseases that are transmitted from person to person without intermediaries . And measles is an example of Human reservoirs. </span>