There are four different sets of objects shown in the answer choices. Select all of the sets of objects that could be modeled by perpendicular lines. Two roads that meet at an intersection. The top of a desk and the floor. A tree and its shadow on the ground. Two stars seen in the sky.

means if you're already damaged some way when you take out a medical insurance you will not get full compensation for that injury that you already have.

option: d is correct

step-by-step explanation:

answer: c

(2, -4)

goes 7 to the

(9, 4)

easy

i'm assuming that it's c.)   volcanoes built the mountains and earthquakes tore them down.