The table shows the export and import values of automobiles, pharmaceuticals, and clothing in South Korea.

South Korea

Exports ($billions)

Imports ($billions)

Automobiles

20

20

Pharmaceuticals

30

30

Clothing

40

40

In South Korea, the product with the highest intra-industry trade (IIT) share is _____ and the product with the lowest IIT share is _____.

none of those listed; automobiles

none of those listed; all of those listed

all of those listed; none of those listed

none of those listed; pharmaceuticals

none of those listed; clothing