What is the BEST way to combine sentences 7 and 8? For a few years, a practice that featured pilots doing stunts and giving rides in their tiny planes called barnstorming is what Lindbergh earned money doing. For a few years, Lindbergh earned money and was barnstorming, which is a practice that featured pilots doing stunts and rides in their tiny planes. For a few years, by barnstorming, Lindbergh earned money, while this was a practice that featured pilots doing stunts and pilots giving people rides in their tiny planes. For a few years , Lindbergh earned money by barnstorming , a practice that featured pilots doing stunts and giving people rides in their tiny planes .

For a few years, Lindbergh earned money by barnstorming, which is a practice that featured pilots doing stunts and giving people rides in their tiny planes.