Jenny need to reach her teacher house by $$2.15 \rm{p.m}$$ for piano class. From her house to teacher\textquotesingle s house, she need to walk for $$20$$ minutes. She was late for $$10$$ minutes. What time did she leave her house? 
选项为:A:$$2.05 \rm{a.m.}$$  B:$$2.05 \rm{p.m.}$$  C:$$1.55 \rm{a.m.}$$  D:$$1.55 \rm{p.m.}$$  E:$$2.25 \rm{p.m.}$$  请回答其中一个选项.