Final answer:
Strong beats can be implied through emphasis on certain words or syllables, changes in pitch or tone, and variations in volume or intensity. The correct answer is all of the above.
Step-by-step explanation:
Strong beats, or accents, may be achieved or implied in several ways within speech and poetry. First, through emphasis on certain words or syllables, which is often how we naturally create rhythm in language. Secondly, changes in pitch or tone can also suggest a beat, adding variety to the sound and keeping the listener engaged. Lastly, variations in volume or intensity can strongly accentuate a beat, making it stand out more prominently. Therefore, the correct answer is 4) All of the above.