Answer: a. income level of each household
Explanation:
Household INCOME LEVEL goes far in determining how the household spends because to spend on goods and services, one needs funds.
People usually buy according to what they have or can afford and so using data on a household's income to infer what kind of goods and services they will buy or rather their spending pattern is only logical.
Such research will also show what happens when household income decreases or increases so using the income level of each household really is necessary.
PPE (Personal Protective Equipment) is the final level in the hierarchy of risk control to protect the workers.
<h3>What is the hierarchy of risk control? What are its elements?</h3>
Hierarchy of risk control is the implementation of the safety system, which reduces the risk of hazards and illness at the workplace.
There are five levels in the hierarchy that are Elimination, Substitution, Engineering controls, administrative controls and the last one is PPE.
PPE is considered as the last level of the protection in the model of risk control.
Learn more about the hierarchy of controls here:-
brainly.com/question/14951622
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I think it is D. all of the above.
They were both having to fight and live together so they mated and created children
Answer: As the two-party system matured, political tension became focused on the issue of slavery. As the West gradually developed, the existing states were rapidly torn apart. Economic and social divisions became accentuated, and both North and South clung to their beliefs and customs.
Explanation:
