Based on the total annual units sold in the worldwide market, the leading product category is: International Marketing Chapter 1 Based on the total annual units sold in the worldwide market, the leading product category is: A) flat-panel TV sets. B) cigarettes. C) cell phone handsets. D) cars and light trucks. E) HDTV sets. Answer: B) cigarettes. Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+