Answer:Some individuals may be natural good at maths or may be just smart kids who are good with mathematics
Explanation:Some students may be intelligent or good at maths which means the shoe size will not be the cause of their quantification skills.
A confounding variable refers to another variable that you may have not take notice of but which is very likely to act on the variable you are trying to measure and make that change you are looking for , its an extra variable. It can mess up your experiment and give you result that are not caused by what your projected. They can assume a correlation that doesn't exist and insert bias in your study. For this reason you have to know these variable before you start your research or study in order to avoid them.
Rosa should give the cashier the extra .50
Doing that is considered as a crime.
The problem of waste can be tackled in many ways, such as:
producing less waste (the most important way of reducing waste)
reusing the objects rather than throwing them away after one use
recycling the objects that have to be thrown away
so all the options are correct - all of the above!
The use of government spending and taxing the policy to influence the economy
The capital city of Tenochtitlan was located in the dense rain forest
actually I'm not sure about this answer:(