Help! i don’t understand this one at all!

Cotton gin

Explanation:

The first thing i notice it the dots on the map are all at the South so we can quickly remove the a, c, and d since many people focus on agriculture and less on manufactured goods. Also a cotton gin is a machine that seperates the cotton fiber from the seeds.

Hope this helps!

can you tell me where are the ansawer choices

the answer is true .