$$(21\times55)+20=1175$$ is a correct calculation.  One of the following calculations is INCORRECT  Put a cross in the box next to the INCORRECT calculation. 
选项为:A:$$1175-20=21\times55$$  B:$$21\times (55+20)=1175$$  C:$$1175=20+(21\times55)$$  D:$$20=1175-(21\times55)$$  E:$$(21\times55)+21=1176$$  请回答其中一个选项.