The options of the question are A) shipbuilding and craftsmanship. B) Military power. 3) Road construction.
The correct answer is A) shipbuilding and craftsmanship.
In order to build a trading empire, the Phoenicians focused on shipbuilding and craftsmanship.
Furthermore, more than the alphabet, the Phoenicians were known for the ships they built for trading purposes. The ancient civilization of the Phoenicians lived in the Mediterranean area from 1550 BC to 300 BC. Their shipbuilding was considered a masterpiece for that time. On those ships, they could transport their products to other regions. So that is how they built a trading empire, focusing on shipbuilding and craftsmanship.