Simplify the following text for a Grade 8 native English-speaking person.
Original: During battle , the player may fight , use an item , switch PokÃ mon , or run away from battle ( the last option is not available when facing trainers ) .
Simplified: During battle , the player may fight , use an item , switch the active PokÃ mon , or flee ( the last not an option in battles against trainers ) .