The correct answer is D. 15.
Rugby football is a team sport that originated in England in the mid-19th century. It is played on a rectangular field with two teams of 15 players each. The object of the game is to score points by carrying the ball over the opponent’s goal line or kicking the ball through the opponent’s goal posts.
The game is played in two halves of 40 minutes each. The teams change ends at half-time. The team with the most points at the end of the game wins.
Rugby football is a physical sport that requires a high level of fitness and skill. It is a popular sport in many countries around the world.
Option A is incorrect because there are 15 players on each team in rugby football.
Option B is incorrect because there are 12 players on each team in rugby league.
Option C is incorrect because there are 11 players on each team in American football.