In the addition shown below A, B, C, and D are distinct digits. How many different values are possible for D ?

\begin{tabular}{r} $A B B C B$ $+\quad B C A D A$ \hline $D B D D D$ \hline \end{tabular}**Answer Choices**

A. 2

B. 4

C. 7

D. 8

E. 9

In the addition shown below A, B, C, and D are distinct digits. How many different values are possible for D ?

\begin{tabular}{r} $A B B C B$ $+\quad B C A D A$ \hline $D B D D D$ \hline \end{tabular}**Answer Choices**

A. 2

B. 4

C. 7

D. 8

E. 9