<span>Net worth is calculated by adding all of your assets together and then subtracting your total amount of debt. In this case, your net worth are the items you own and how much value they are worth. The car ($3200) and the investments ($7500) added together make a total of $10700. Your total debts are $1300 from your credit cards. Subtracting debts from assets ($10700 - $1300) you have a total net worth of $9400.</span>
The science that studies trends and changes in human populations is called demography. Thus, option C is correct.
<h3>What is the population? </h3>
The population can be defined as the number of people present in a particular region. The region can be locality, city, country, or the world.
The quantitative study of human inhabitants is called demography. Demographers examine the range, migration, and composition of people using census data, surveys, and statistical models. It also includes the death and birth and mortality ratio. Therefore, option C is the correct option.
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And something legally sufficient is <span>A promise to do something that one has no prior legal duty to do.
</span><span>For an agreement to be considered as legally sufficient, consideration must be something of value according to the law. After it fulfills all those the condition than the legal department could make an interference if either party do not keep their initial agreement.</span>