In a world of only two countries, A and B, producing only two products, X and Y, using the same amount of resources in each country; If in country A, producing one unit of X is always six times more expensive than producing one unit of Y, and in country B, producing one unit of Y is always four times more expensive than producing one unit of X. Which of the following is/are true? A. The opportunity cost of producing Y in county A equals six units of X.
B. The opportunity cost of producing X in county A equals six units of Y.
C. The opportunity cost of producing Y in county A equals the opportunity cost of producing X in county B.
D. None of the above is true.

On january 8, the end of the first weekly pay period of the year, regis company's payroll register showed that its employees earned $22,760 of office salaries and $70,840 of sales salaries. withholdings from the employees' salaries include fica social security taxes at the rate of 6.20%, fica medicare taxes at the rate of 1.45%, $13,260 of federal income taxes, $1,450 of medical insurance deductions, and $860 of union dues. no employee earned more than $7,000 in this first pay period. required: 1.1 calculate below the amounts for each of these four taxes of regis company. regis’s merit rating reduces its state unemployment tax rate to 3% of the first $7,000 paid to each employee. the federal unemployment tax rate is 0.60