Final answer:
Approximately 10 million young people around the world participate in Scouts. Scouting began in the British Empire around the turn of the twentieth century. Therefore, the correct option is C.
Step-by-step explanation:
One true statement about Scouting is that approximately 10 million young people around the world participate in Scouts. Scouting is a global youth movement with organizations in many different countries. It began in the British Empire around the turn of the twentieth century, with the formation of the Boy Scouts Association in the United Kingdom.