(Originais Teachy 2023) - Question Hard of Spanish

In the Portuguese language, words are composed of syllables, which are sound units formed by vowels, alone or accompanied by consonants. The correct separation of syllables is essential for understanding spelling and reading. Considering the word 'combustível', which is of utmost importance in studies on the environment and sustainability, identify how many syllables are in this word and justify the syllable division according to the grammatical rules. Relate the concept of syllable to the importance of environmental preservation that the conscious use of fuels exemplifies.