Parivrajaka: This refers to a wandering ascetic or religious mendicant who has renounced worldly possessions and leads a life of spiritual pilgrimage. Shramana: Shramanas were ascetics who practised austerity and self-discipline, they were not necessarily high-status priests. Shramana refers to a broader movement that includes Jainism and Buddhism, not limited to a specific religion or social hierarchy. Thus, statement 2 is incorrectly matched. Upasaka: An Upasaka refers to a lay follower of Buddhism, someone who observes the five precepts and practices Buddhism without becoming a monk.