Answer:a
Explanation:
The Present value of cash Flow increases as the discount rate decreases as there is an inverse relation with discount rate.
Mathematically,

Where
PV=Present value
CF=cash Flow
r=discount rate
t=time
as r decreases PV increases
The answer to this question is old people= democrats<span>
The baby boomers grew up in period of prosper. Therefore, the majority of them held social justice as their main core of politic (which is the main focus of democratic party during that time)
As they grow older, this political preference remain the same and cause a lot of old people start to shifted to democrats</span>
To prevent air pollution and breach of contract, which tools does the government use Penalties for air pollution and breach of contract
As a result of the presence of compounds in the atmosphere that are hazardous to human health and the health of other living things, or that impair the climate or materials, air pollution is the contamination of the air. Gases (such as ammonia, carbon monoxide, sulphur dioxide, nitrous oxides, methane, carbon dioxide, and chlorofluorocarbons), particles (both organic and inorganic), and biological molecules are just a few examples of the many diverse forms of air pollution. In addition to harming humans, animals, and food crops, air pollution can also hurt other living things like animals and food crops and impair the built environment or the natural environment
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right to property, the right to question the government, and the right to have free and independent thought
In a research study, the two most important validities to establish for an association claim are "construct validity and statistical validity."
This is because the construct validity assesses how error-free each variable was measured.
On the other hand, statistical validity assesses how true the data substantiate the conclusion.
These methods are used in interrogation association claims.
Hence, in this case, it is concluded that the correct answer is Construct and Statistical variables.
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