I believe 8 inches or 3 feet
The easiest way to remember is Superlative or “super” is the best, right? Therefore, superlative is -est, like best, largest, greatest. Comparative is the -er. Therefore, that is more, larger, or greater. The answer, then, is B, as C simply and adjective this is neither comparative nor superlative.
Answer:
Logical OR to be expected
Good luck hun! Hope this helps