What characteristic of a good apple is emphasized by the author?

The emphasis on crispness as a characteristic of a good apple highlights the texture and freshness that contribute to the overall eating experience. A crisp apple typically indicates that it is fresh, juicy, and has a satisfying crunch, which many consumers prefer. This texture can enhance the enjoyment of the fruit, making it more appealing for snacking or as an ingredient in dishes. While factors like color, size, and sweetness are also important when evaluating apples, crispness is often a key indicator of quality that directly impacts taste and overall satisfaction with the fruit.