Japan and china invaded korea to form the crab kingdom.

true
false

True. It was mostly called the Hermit Kingdom but they're both the same

Your answer is d. silli hope this ! : ) i left an explanation down below if you need it: a sill forms when hot magma squeezes between layers of rock to form a hardened sheet of rock. a sill is basically a tabular sheet intrusion between old layers of sedimentary rock, volcanic beds, or in the direction of foliation inherent in metamorphic rock. the word sill means a concordant intrusive sheet.

Ithink the answer  is d. tourism.hope this ☺☺