1.The instrument of trade protection that directly raises the price of the commodity in the domestic economy is (2) Import tariff.

2.An import tariff is a tax imposed on imported goods, making them more expensive for domestic consumers.

3. As a result, the price of the commodity in the domestic economy increases, which is a form of trade protection. This is often done to protect domestic industries from foreign competition by making imported products less attractive due to their higher cost.