If you were to work out the answer to the sum  $$2^{2016}+0^{2016}+1^{2016}+6^{2016}$$  you would get a number with $$1569$$ digits, starting with $$566$$ $$136$$ $$001$$ $$\cdots$$  What is the last digit of this number? 
选项为:A:$$1$$  B:$$3$$  C:$$5$$  D:$$7$$  E:$$9$$  请回答其中一个选项.