PLEASE HELP ANSWER NEEDED ASAP Read this excerpt from the US Constitution. Which portion of the text is an example of separation of powers?
(I put the options in brackets [ ])
We the People of the United States, in Order to form a more perfect Union, establish Justice, insure domestic Tranquility, [provide for the common defence, promote the general Welfare,] and secure the Blessings of Liberty to ourselves and our Posterity, do ordain and establish this Constitution for the United States of America.

Article. I.
Section. 1.
All [legislative Powers herein granted shall be vested in a Congress of the United States, which shall consist of a Senate and House of Representatives.]
…
Amendment I
Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or [the right of the people peaceably to assemble,] and to petition the Government for a redress of grievances.

The first task here is to trace furrows, ripping up the maze of paths, and then excavate a deep trench in the ground. the second comprises refilling the trench with other material to make a foundation for the road build-up. the ground must not give way nor must bedrock or base be at all unreliable when the paving stones are trodden. next the road metalling is held in place on both sides by kerbing and numerous wedges. how numerous the squads working together! some are cutting down woodland and clearing the higher ground, others are using tools to smooth outcrops of rock and plane great beams." - a poem by statius praising the via domitiana, written 1st century c. e. using the prompt, another way that road building led to expansion besides trade was that it a) led to a uniform law system. b) created less class divisions due to economic expansion. c) allowed for the creation of unique architectural styles. d) allowed the military to move people and supplies further.