Final answer:
The sentence "Board surfers tend to avoid plunging breakers because they break right at the shoreline" is grammatically correct and logically sound.
Step-by-step explanation:
The sentence "Board surfers tend to avoid plunging breakers because they break right at the shoreline" is grammatically correct and logically sound. The sentence follows proper grammatical structure and the logic is clear - board surfers avoid plunging breakers because they break right at the shoreline. The sentence effectively communicates the relationship between board surfers and plunging breakers.