Ancient Greeks and Roman historians recorded that during the siege of Syracuse in 212 BC, Archimedes constructed a burning glass to set the enemy Roman warships on fire. They call this contraption the death ray.
I think the correct answer would be option D. The name that Buddhists give to their 4 basic rules would be the Noble Truths. These rules are the truth of suffering, of the origin of suffering, the cessation of suffering and the path to the cessation of suffering.
Kepler's first law says the planets orbit the Sun in elliptical orbits.
C. the right to bear arms
the second amendment in the bill of rights is about the right to bear arms
The answer C looks the best to me. It states the fact that it allowed them to practically DOUBLE their land, and it lead to much westward expansion, which later lead to the gold rush, and other important things to America.