Based on your reading of the following, choose the answer that best expresses how customers’ perceptions on hybrid cars changed. When hybrid cars first came on the market, only the most dedicated environmentalists were willing to buy one, especially since they were quite expensive. They could not go very far or fast on electricity. Since those early days, the hybrid auto has improved and is much more common, and the number of hybrids cars on the road is growing every day.

a desirable product became a salutary product
a pleasing product became a desirable product
a deficient product became a desirable product
a salutary product became a desirable product