From mainland China where he was born of Chinese parents, Mr. Nya Tsa Chan migrated to the Philippines in 1894. As of April 11, 1899, he was already a permanent resident of the Philippine Islands and continued to reside in this country until his death. During his lifetime and when he was already in the Philippines, Mr. Nya Tsa Chan married Charing, a Filipina, with whom he begot one son, Hap Chan, who was born on October 18. 1897. Hap Chan got married also to Nimfa, a Filipina, and one of their children was Lacqui Chan who was born on September 27. 1936. Lacqui Chan finished the course Bachelor of Science in Commerce and eventually engaged in business. In the May 1989 election, Lacqui Chan ran for and was elected Representative (Congressman). His rival candidate, Ramon Deloria, filed a quo warranto or disqualification case against him on the ground that he was not a Filipino citizen. It was pointed out in particular, that Lacqui Chan did not elect Philippine citizenship upon reaching the age of 21. Decide whether Mr. Lacqui Chan suffers from a disqualification or not