I think Jennifer’s payment for the month is 3,800
The cost of underestimating the demand is considered a revenue loss that arises due to cancellation of flight costing $134. Hence, cost of underetimating the demand is

.
The cost of overestimating the demand is known as rewards. For example, free round trip ticket worth $263. Hence, the cost of overestimating the demand is

.

The z-score that yields a p-value of 0.3375 is -0.4193.
Thus, super discount airlines should overbook the flight by 35 + (-0.4193 x 24) = 35 - 10.0632 = 24.9368 = 25 seats.
Therefore, super discount airlines should overbook the flight by 25 seats.
The answer is:
B. They must establish a fair labor market.
D. They must open up trade to other countries
In mixed-market economy, both government and the private sectors play equally important roles in managing/regulating the economy.
Establishing fair labor market is being done in order to prevent the private sectors from abusing their workers. Opening trade to other countries is being done by the government sectors through mutually beneficial foreign policies which will improve our total exports.
Balance of payments is the difference in total values of all payments in and out of the country over a given period of time. It is the record of all financial transactions between the residents of a country and the other foreign countries. In this case, payments made by the united states does not include exports.