14-year-old girl here, sup? Does anybody wanna Zoom?

The prebisch–singer hypothesis concludes that: a. technology lowers the cost of manufactured products, so developing countries should see an increase in their terms of trade. b. developing countries experience a long-run decline in their terms of trade, as the demand for primary products in higher-income countries declines relative to their demand for manufactured goods. c. because of unfair trading practices, labor in developing countries is exploited. d. opec has been responsible for a slowdown in the world's standard of living.

As more people migrated west during the gold rush, what do you think happened to the demand curve in most western markets, holding all else constant? a. there was no shift, nor any increase or decrease in quantity demanded. b. there was no shift, but there was a decrease in quantity demanded. c. the demand curve shifted to the left. d. the demand curve shifted to the right. e. there was no shift, but there was an increase in quantity demanded.

Camping gear, inc. had 500 units of inventory on hand at the end of the year. these were recorded at a cost of $ 13 each using the lastminusin, firstminusout (lifo) method. the current replacement cost is $ 9 per unit. the selling price charged by camping gear, inc. for each finished product is $ 14. as a result of recording the adjusting entry as per the rule, the gross profit will