Answer:
Explanation: 1. The hamburger came from Hamburg, Germany, and the hot dog came from Frankfurt. - compound sentence
2.The idea of placing meat on a bun, however, came from the United States. - simple sentence
3. When the hamburger first arrived in the United States, it was eaten raw.- complex sentence
4. The French still prefer their meat rare, but the Germans eat raw hamburger meat. - compound sentence
5. Hamburgers first became popular among German immigrants who lived in Cincinnati.- complex sentence