Had the author successfully applied for permanent residency and subsequently claimed social security payments, a significant number of administrative and judicial avenues would have been opened to him to challenge decisions made in relation to his claim.
如果请愿人申请永久居留权成功，并接着申请社会保障金，大量行政和司法途径将会对他敞开，得以质疑与其申诉有关的各项决定。