C.Natural Selection would be the answer
I don’t see any labels, but remember that humans are a great example of a k-selected species. High rates of parental care leads to high survivorship of offspring, and thus negates the need to have large amounts of offspring.
R-selected species are quite the opposite. They produce large amounts of offspring at many intervals in an attempt to maximize survivorship, as they don’t have strong parental involvement with their young. Think of insects.
In protista kingdom the organisms are represented in cartoon classified
c natural variation in the bacteria means that some die while other are more resident and survive
Answer:
The answer is A ( No, the water looks clear but it may contain harmful bacteria or high levels of harmful chemicals in the water.)