Study the image of a plate boundary. Which feature is forming?
mountain
Orift valley
O earthquake
O island chain
NA
Oceanic crust
Continental
crust
Lithosphere
Lithosphere
Asthenosphere

Answerfur trade;

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.