Answer:The ancient Romans developed many new techniques for buildings and construction of all types including concrete, Roman roads, Roman arches, and aqueducts.
Explanation: Got it from google btw.
<span>Assuming that this is referring to the same list of options that was posted before with this question, <span>the correct response would be that the authority of the state commerce laws diminished after this decision, since it was decided that the federal government could regulate navigation as well. </span></span>
Answer: Tejanos are the Hispanic residents of the state of Texas who are culturally descended from the original Spanish-speaking settlers of Tejas, Coahuila, and other northern Mexican states.
Explanation: online
Hi , the correct answer is the roman s first code of law was established around 450B.C.