Many countries in Southwest Asia and Northern Africa have large numbers of people per unit of arable land, or high densities.

Hey i don’t know answer

Here is a picture  of the net. its 4 squares in a row diagonal and on the third draw one square aove and under

D.

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.