Answer: c) history
Explanation:
According to the question, major issue of history can be seen in research of Ron as power saw's noise can impact response rather than independent variable.Thus, series of past event that took place before in experiment can get disturbed through noise and produce incorrect or influenced outcomes.
Other options are incorrect because selection, testing and instrumentation are not the major issue of the scenario.Thus, the correct option is option(c).
Ty's mother has an Permissive type of parenting style.
Answer:
b. implicit; increasing
Explanation:
The implicit cost of capital refers to the opportunity cost of making a specific investment used by a business. Thus, because occasional freezing weather affects orange trees, grove owners are forced to sell their land. As a consequence, real state developers multiply their financing.