Read the text and answer the question.
Football is a very popular team sport played by two teams of eleven players. The main goal is to score by getting the ball into the opposing team's net. Players primarily use their feet, but they can also use their head or chest. They cannot use their hands or arms unless they are the goalkeeper. A standard football match lasts 90 minutes, divided into two 45-minute halves.
What is the main objective of football?
A) To use hands and arms to move the ball
B) To score by kicking the ball into the opponent's net
C) To run for 90 minutes without stopping
D) To let the goalkeeper score goals