1) The FIFA Ballon d'Or is awarded annually to the best male football (soccer) player in the world, as voted by national team coaches, captains, and journalists.

2) The Internet of Things (IoT) refers to the network of physical devices, vehicles, appliances, and other objects embedded with sensors, software, and connectivity.

3) The word "elephant" contains three vowels: E, A, and E.

4) The novel "To Kill a Mockingbird" by Harper Lee has been translated into more than 40 languages and has sold over 40 million copies worldwide.