Choose an invention well known to the Romans. Describe, in your own words, how necessity played a part in its creation. If you use this same invention today, how has it changed? Has it been updated or become obsolete?

The u.s. government has three branches: executive, judicial, and legislative. each branch plays a different role in making sure laws are passed, enforced, and applied fairly in accordance with the united states constitution. which idea does this scenario best represent?