The correct answer is D. Consonants
Step-by-step explanation:
The Phoenician alphabet is one of the oldest alphabets developed around 1200 BC by the Phoenicians that was a Mediterranean civilization. This alphabet is classified as an alphabet of abjad because these alphabets include only consonants but not vowels. Indeed in the Phoenician alphabet, there are 22 symbols and each of these represents a consonant letter or sound, also, and it is believed vowels were used implicitly and because of this, there were not specific symbols for vowels. According to this, the alphabet created by the Phoenicians consisted of characters that represented Consonants.