Matrimonial case Summon to opponents

Under PWDV act, there are four opponents, Husband, his sister, his mother & his father. Husband & his sister (unmarried) both NRI are serving and living together in USA since before his marriage. His father's residence is in India & never visited USA. Passport of both husband & his sister contains father's address of India. She lived 4-5 days at father's address for obtaining marriage certificate & spouse visa. She lived in USA for 10 months. Complainant wife mentioned father's address for all opponents in her complaint. Perhaps she does not remember USA address. Que.1. What would be address of residence of husband & his sister for sending summons (Form-7) under rule 11(1)? Will it be of USA or father's residence in India? Que. 2.Lower court's order contains "विपक्षी पिता मनमोहन उपस्थित, शेष अभियुक्तगण उपस्थित नहीं है l सभी विपक्षीगन एक ही पते पर निवास करते हैं I सभी विपक्षीगन पर तामील पर्याप्त समझी जाती हैं I " Can father challenge this order by submitting application in the same court for amendment in the oder “सभी विपक्षीगन एक ही पते पर निवास करते हैं” or file appeal in the session court? Please advise citations, if any, on this issue.