Answer:
The researcher is confounding the sweetness of the cereal and the colour of the cereal.
Explanation:
Based on the results, it would be unclear if the subjects prefer the cereal because of the colour or because of the sweetness --it is only the latter the researcher wants to know about. This would be the dependent variable.
To fix this, the researcher should use the same colour for both sweetened and unsweetened cereal and have each preschooler try both. It is possible to colect data through observation (look at the children's reactions) or simply asking for their opinions at the end of the experiment.
I am pretty sure it is A or C.
Nepal is a multi-geographic country. It is located in the southern Asia, between the two large countries, China and India. ... Nepal is divided into three main physiographic regions-Hilly region, mountainous region and Terai regions.
A pneumothorax is that he got a collasped lung and that could be the case
The answer is 1950-2000, China reached 1 billion people in population in 1982.
