'vhvllvl' a\": A shopper wants to buy two generic T-shirts costing $30 each. The shopper has $80 to spend. Is this an example of a trade-off? O a. No. because the shopper can afford to buy both T-shirts and therefore doesn't have to choose between them. 0 b. No because the shopper doesn't have enough money for three T-shirts. O c. Yes because the shopper still has to consider whether maybe she likes one T-shirt more than the other. 0 d No. because buying both T-shirts would mean the consumer will have less money to spend on something else late , ' . 0 (2. Yes, because even after the purchase, the shopper will still have money left over