The only option that is not generally a reason why historians study societal change would be "<span>d. to estimate how long it would take to build a road system," since this requires a separate type of research. </span>
Radicals attacked the U.S. Embassy in Tehran and took hostages in the 1970's.
The exact year is 1979.
Answer:
c
Explanation:
Since Congress had no means to enforce its laws, the states could simply ignore national laws without fear of retribution.
The Rome empire was the first believed empire to exist
