Which of the answer choices shows the correct punctuation? if managers don't prepare for international business trips, by learning about the culture, they will be at a disadvantage when negotiating deals abroad. if managers don't prepare for international business trips by learning about the culture, they will be at a disadvantage when negotiating deals abroad. if managers don't prepare, for international business trips by learning about the culture they will be at a disadvantage, when negotiating deals abroad. if managers don't prepare for international business trips, by learning about the culture they will be at a disadvantage when negotiating deals abroad?