I would say D.
because you can’t count on foraging to feed 100 people, whereas agricultural growing of food is more effective when you have more people. you can plant 100 seeds, but you can’t guarantee to find 100 berries while foraging. hope this helps!
Louisiana - Spanning nearly 1 million acres, south-central Louisiana's Atchafalaya Basin is the nation's largest river swamp. A distributary of the Mississippi River, the swamp begins near Simmesport and stretches 140 miles south to the Gulf of Mexico.
The answer is D.
(Edited to combat confusion)
Advantages of Free Trade:
The advocates of free trade put forward the following advantages of free trade:
(a) International Specialization:
Free trade causes international specialisation as it enables the different countries to produce those goods in which they have comparative advantage. International trade enables countries to obtain the advantages of specialisation. First, a great variety of products may be obtained.