Following is a matrix of certain entries. The entries follow a certain trend row-wise. Choose the missing entry (?) accordingly.
7B 10A 3C 3C 9B 6A 10A 13C ?
Following is a matrix of certain entries. The entries follow a certain trend row-wise. Choose the missing entry (?) accordingly.
| 7B | 10A | 3C |
|---|---|---|
| 3C | 9B | 6A |
| 10A | 13C | ? |