can I know how to solve this question?

Your portfolio had real net returns of 5% in 2014, -4% in 2015, and 2% in 2016. The net inflation rate for each period was 2% in 2014, 4% in 2015, and -1% in 2016. What is the gross, nominal, compound return of your portfolio over those three years? A) 1.09% B) 6.05% C) 9.04% D) -3.05% E) 2.82%