What additional information is needed to show that △ABC ≅ △DEF by SSS?
A. AB¯¯¯¯¯¯¯¯≅DE¯¯¯¯¯¯¯¯
B. BC¯¯¯¯¯¯¯¯≅EF¯¯¯¯¯¯¯¯
C. AB¯¯¯¯¯¯¯¯≅AC¯¯¯¯¯¯¯¯
D. AC¯¯¯¯¯¯¯¯≅DF¯¯¯¯¯¯¯¯
