The spelling of "Carniela" can be explained using the International Phonetic Alphabet (IPA) phonetic transcription. The first syllable "car" is pronounced as "kɑː" with an open back unrounded vowel sound. The second syllable "ni" is pronounced as "niː" with a long "i" sound. The last syllable "ela" is pronounced as "ɛlə" with a short "e" sound followed by a schwa. Therefore, the correct phonetic spelling of "Carniela" is /kɑːniːɛlə/ which highlights the distinct sounds of this word.