Practicing Success
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series. U A _ B _ T U _ C B D _ _ A C B _ T U A C _ _ T |
C, D, A, U, U, D, B, D C, D, A, T, U, D, C, D D, C, A, T, U, D, D, B C, D, A, T, U, D, B, D |
C, D, A, T, U, D, B, D |
U A C B D T /U A C B D T /U A C B D T /U A C B D T C, D, A, T, U, D, B, D |