Which is a phoenician invention that influenced the western world

 The correct answer is :  the alphabet

Explanation:  It was very important since the Greek and Latin are derived from the Phoenician alphabet. During the second half of the II Millennium a. C. the Phoenicians elaborated their alphabet, they avoided registering all the consonant-vowel combinations, they decided to ignore most vowels, they kept the initial one, so they had the advantage of using only a few signs to write. Through Tire through the trade carried out by its sailors and merchants and by the foundation of colonies in the Mediterranean that the Phoenician alphabet was spread.

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