| Answer | Crossword Clue |
|---|---|
| ORGS | A.A.A. and B.B.B., e.g. |
| DEGS | B.A. and B.S., e.g. |
| INITS | The "F" and "B" of Samuel F. B. Morse, e.g.: Abbr. |
| ORGS | A.A.A. and B.B.B. |
| VITAMINS | A and B, e.g. |
| MARKS | A+ and B-, e.g. |
| TYPES | A and B, e.g. |
| SIDES | A and B, e.g. |
| BLOODTYPES | A and B, e.g. |
| WIDTHS | A, B, C and D, e.g. |
| NOTES | B, A, D, G and E, e.g. |
| YRS | 2000 B.C. and A.D., e.g. |
| STS | A, B and F, e.g., in D.C. |
