Question

The chief importance of the Phoenician alphabet was that

it allowed Phoenicians to represent letters using pictures.
its letters could be turned on their sides.
it allowed people across the Phoenician Empire to communicate in writing.
its letters were the same as those in Latin.

Answer 1

it allowed people across the Phoenician Empire to communicate in writing.

Explanation: the Phoenician alphabet was a simple, phonetic script (about 22 consonants) that was easy to learn and spread widely by Phoenician traders, facilitating written communication and later influencing Greek and Latin alphabets.