Final answer:
In soccer, fouls are called for actions such as aggressive behavior, dangerous tackles, handling the ball, tripping, hitting, holding an opponent, and reckless or impeding play.
Step-by-step explanation:
Actions in a soccer game that might result in a foul being called include aggressive behavior like pushing, sliding tackles that endanger an opponent, or handling the ball deliberately (except for goalkeepers within their penalty area). Fouls can also be called for tripping, hitting, or holding an opponent, as well as for reckless play such as trying to kick or strike an opponent, or jumping at an opponent in a challenging manner. More nuanced fouls involve impeding an opponent's progress or standing in an offside position at the moment the ball is played. Referees will issue a direct free kick or a penalty kick for these infractions, depending on the severity and location of the foul.