\textbf{Sums of squares}  Exactly one of these statements is correct. Which one?  Circle the correct answer:． 
选项为:A:$$44^{2}+77^{2}=4477$$  B:$$55^{2}+66^{2}=5566$$  C:$$66^{2}+55^{2}=6655$$  D:$$88^{2}+33^{2}=8833$$  E:$$99^{2}+22^{2}=9922$$  请回答其中一个选项.