Each of Basil\textquotesingle s friends added the number of the day and the number of the month of their birthdays and obtained $$35$$. Their birthdays all fall on different days. What is the greatest possible number of friends that Basil has? 
选项为:A:$$7$$  B:$$8$$  C:$$9$$  D:$$10$$  E:$$12$$  请回答其中一个选项.