Fiona spent $$1$$ h $45$ min at the library. At the library, she spent $$30$$ min looking for reading materials. She spent the rest of the time reading them. How many minutes did Fiona spend reading? (adapted from 2011 Math kangaroo Problems, Level 3-4 , Question \#4) 
选项为:A:$$45$$ min  B:$$35$$ min  C:$$75$$ min  D:$$55$$ min  E:$$65$$ min  请回答其中一个选项.