In regard to the federal bureaucracy the president of the united states is at the top of the executive branch hierarchy because?
1. he or she is an elected representative of the american people
2. it is most efficient to have one person who can make final decisions and solve conflicts
3. congress mandated that structure when it created the executive office of the president
4. the constitution makes the president the chief administrator of the federal government

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.

the big question intentionally left by halloween 2018 is whether michael myers is really dead or not. the last time we see him, michael is trapped in the cage just as laurie's house starts to burn. however, when the film cut back to the flames, the room appears empty.

explanation:

hope this and mark me as brainliest if you want.