Which of the following economic term refers to the situation where one country can manufacture and export automobiles at a lower cost than its competitors?
a) opportunity cost
b) comparative advantage
c) inflation
d) consumer price index (cpi)
e) gross domestic product (gdp)

The following data pertains to activity and costs for two months: june july activity level in 10,000 12,000 direct materials $16,000 $ ? fixed factory rent 12,000 ? manufacturing overhead 10,000 ? total cost $38,000 $42,900 assuming that these activity levels are within the relevant range, the manufacturing overhead for july was: a) $10,000 b) $11,700 c) $19,000 d) $9,300