Statement: Reckless partying can lead to health problems and you may reach a hospital straight from the discotheque. Assumptions: I. Heavy drinking is the main reason of the health problems. II. Sometimes dancing may lead to health problems.
Correct Answer: if either I or II is implicit.
Explanation:
When we say that "reckless partying can lead to health problems", we assume that either heavy drinking or dancing ----we can't think of any other illness-causing element-----is the culprit.