Evolution is a theory because it is an explanation that is supported by extensive observations, experimentation and reasoning.
Option B
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Explanation:</u></h3>
There can be many reasons that evolution is a theory.
1. A scheme or system of ideas or statements that are kept as an explanation or account of a group of facts or phenomena.
2. It is a hypothesis that is confirmed by observation or experiment and is accepted as accounting for the known facts.
3. Evolution is the change in the characteristics of a species over several generations and relies on the process of natural selection.
There are tonnes of evidences of evolution on the planet Earth.The most common example is the evolution of man. From australopithecus afarensis to homo sapiens today.
Answer:
Gender of campers
Explanation:
Confounding variable may be explained as a that variable which is unaccounted for in our experiment and goes on to cause a spurious relationship between the measured and predicted variables in the experiment. This is possible because the unaccounted for variable has a relationship between the variables which are being researched. Confounding variable here is the gender of campers, Using a certain capper gender to generalize on all campers will likely have a Confounding effect on our output as gender effect of the campers may differ.
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