There is an equation with all integers in the upper squares, and the answer on the right side is only the approximation of $$\frac{\square }{3}+\frac{\square }{5}+\frac{\square }{7}\approx 1.16$$ after rounding off. The numbers in each of the three upper squares of the equation are~\uline{~~~~~~~~~~}~in order. 
选项为:A:$1,2,3$  B:$1,3,5$  C:$1,4,3$  D:$2,1,2$  E:$2,3,5$  请回答其中一个选项.