13. On May 1, Sugi and Deena started their own business servicing computers. The tatle below shows the number of clients they had during the months of May through August.

Sugi and Deena assume that the number of clients they have each month will continue to double each month. One of the following graphs models the number of clients they will have each month according to their data and their assumption. Which one is it ?

A.

B.

C.

D.

E.