Question

the land ordinance of 1785 addressed
○ slavery in the thirteen states.
○ settling public lands in the west.
○ trade among states.
○ settling public lands in the south.

Explanation:

The Land Ordinance of 1785 established a system for surveying and selling unoccupied public lands in the western territory of the United States, to organize settlement and generate revenue for the government. The other options are incorrect: it did not address slavery in the original 13 states, interstate trade, or southern public land settlement.

Answer:

settling public lands in the West.