Create a summary of the passage by placing the four most important points in the correct order. Most submarines are created solely
for military purposes.
Certain submarines have a special
chamber for divers.
All submarines must be sure not to
descend too far underwater
Some submarines are used for
oceanic exploration
Submarines either rise or submerge
by displacing water
Sometimes, submarines can be seen
from an airplane

The story line remains the same. the kids live in what was then one of the remaining beachfront slums, down the coast from the expensive malibu area. the beach was ruled by surfers, but in the afternoon, when the waves died down, some of the surfers, or their younger brothers, fooled around on skateboards. one day, skip engblom, the shop owner, comes up with a key breakthrough, polyurethane wheels: "they grip." with the additional traction, the z-boys try skating the sides of the big, open drainage canal that runs through the area. then comes a brainstorm: because of a drought, the area's swimming pools were drained. the kids started "borrowing" pools when the owners weren't home, to skate the curved sides.” where did “the lords of dogtown” originally practice their tricks? a. the beach c. an open drainage canal b. empty pools d. none of these