Linda was born on May $6$\textsuperscript{th}. Her brother was born $9$ days earlier than her. When her brother was born? (adapted from $$2008$$ Math kangaroo Problems, Level $$1-2$$, Question \#$$4$$) 
选项为:A:April $27$\textsuperscript{th}  B:May $15$\textsuperscript{th}  C:April $28$\textsuperscript{th}  D:April $26$\textsuperscript{th}  E:May $16$\textsuperscript{th}  请回答其中一个选项.