The only answer that makes sense is C, Judicial review. The judicial branch specifically has the power to review laws passed by the legislative and executive branches and invalidate or amend them. Their main purpose in this process is to determine whether a law is constitutional or unconstitutional, and is a check against the other two branches.
All the communications and military satellites would be gone, shot down and destroyed. Most of the world's power grid would have failed due to EMP bombs.
Enforces all laws created by the legislative branch
The reason the joined the triple alliance was for more control and goods
Hope that helped thanks are welcomed