A, B, and C would best demonstrate the tasks.
Answer:
A. the portion of the investment opportunity set that lies above the global minimum variance portfolio.
Explanation:
The Efficient frontier refers to the portfolios set that involves that expected return whose return is high at the level of minimum risk so the asset that contains the high risk profile that investment opportunity set portion should be above the variance portfolio i.e. minimum globally
Therefore the correct option is a.
Answer:
The correct answer is letter "A": Accrual-basis revenues exceed cash collections from customers.
Explanation:
Revenue collected in advance are profits collected usually at the beginning of a contractual agreement that implies obligations from the firm for a certain time. For instance, insurance companies charging a one-time payment for an annual policy fall into this category.
The accrual basis of accounting states that profits are reported on the income statement as they are earned. In that case, if the revenue collected in advance decreases, the accrual-basis revenues will be higher than the cash collections from customers under the advanced payment method.
Answer:
Californian citizen
Explanation:
For a Californian citizen, the maximum number of meals and units of leisure they could possibly acquire per day are:

For a Mississippi citizen, the maximum number of meals and units of leisure they could possibly acquire per day are:

Both citizens can acquire the same number of meals, but the Californian citizen can acquire twice as many units of leisure than the Mississippi citizen. Therefore, the Californian citizen is more well-off in terms of the bundles of goods they can consume.
Answer:
B. finding new customers online using social media