Answer:
The correct option is D,economic costs are generally higher than accounting costs because economic costs include all opportunity costs, while accounting costs include explicit costs only.
Explanation:
Economic costs are usually higher because economic costs comprises of both implicit and explicit costs whereas accounting profit calculation only consider the explicit costs.
Explicit costs are the costs that require actual cash flows from the business such as the payment of rent,salaries and many more.
However,implicit costs are not real costs in actual term,they are costs of forgone benefits such as the salaries the business owner if he takes employment elsewhere.
Papal was the first secure payment intermediary allowing anyone to pay with credit cards and bank accounts without sharing his or her financial information for online purchases.
A bank is a financial institution that has the authority to accept deposits and make loans. There are different types of banks such as retail banks, commercial banks, and investment banks.
The function of banks is to collect deposits from the public and lend them for the development of agriculture, industry, commerce, and commerce. Banks pay interest to depositors at lower interest rates and receive interest on loans at higher interest rates.
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The compound interest formula is:

Where:
A is the amount you will have.
P is the money you are investing.
r: is the interest rate (in decimals)
n: number of times the interest is compounded per year
t: time (in years)
The first thing is converting the rate from percentage to decimal:

Since the interest is compounded every month and a year has 12 months n=12.
Now we can replace the values in our formula:

We can simplify the exponents to get:

Finally, we can use our calculator to get 288463.33
After 18 your balance in your bank account will be $288463.33
I am not sure what your other choices are, but this choice is not correct.
Economies of scale deal with marginal costs and NOT total costs. You would always expect TOTAL costs to go up when you produce more of an item, even when you have economies of scale. Economies of scale says that costs go up LESS with each new unit up until a certain point